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Finding the Fourth Proportional to 115,547.52, 173,347.20 and 36,664.32

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Solution

The fourth proportional to 115,547.52, 173,347.20 and 36,664.32 is: 55,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,547.52 : 173,347.20 = 36,664.32 : x
  2. Step 2: Convert to fraction form
    115,547.52/173,347.20 = 36,664.32/x
  3. Step 3: Cross multiply
    115,547.52x = 173,347.20 × 36,664.32
  4. Step 4: Simplify right side
    115,547.52x = 6,355,657,211.90
  5. Step 5: Solve for x
    x = 6,355,657,211.90/115,547.52
  6. Step 6: Final answer
    x = 55,004.70

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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.