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Finding the Fourth Proportional to 173,863.80, 260,795.70 and 55,547.10

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Solution

The fourth proportional to 173,863.80, 260,795.70 and 55,547.10 is: 83,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863.80 : 260,795.70 = 55,547.10 : x
  2. Step 2: Convert to fraction form
    173,863.80/260,795.70 = 55,547.10/x
  3. Step 3: Cross multiply
    173,863.80x = 260,795.70 × 55,547.10
  4. Step 4: Simplify right side
    173,863.80x = 14,486,444,827.47
  5. Step 5: Solve for x
    x = 14,486,444,827.47/173,863.80
  6. Step 6: Final answer
    x = 83,320.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.