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Finding the Fourth Proportional to 173,697.84, 260,543.70 and 55,368.18

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Solution

The fourth proportional to 173,697.84, 260,543.70 and 55,368.18 is: 83,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,697.84 : 260,543.70 = 55,368.18 : x
  2. Step 2: Convert to fraction form
    173,697.84/260,543.70 = 55,368.18/x
  3. Step 3: Cross multiply
    173,697.84x = 260,543.70 × 55,368.18
  4. Step 4: Simplify right side
    173,697.84x = 14,425,830,479.47
  5. Step 5: Solve for x
    x = 14,425,830,479.47/173,697.84
  6. Step 6: Final answer
    x = 83,051.29

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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.