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Finding the Fourth Proportional to 61,259.92, 84,547.84 and 37,400.44

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Solution

The fourth proportional to 61,259.92, 84,547.84 and 37,400.44 is: 51,618.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,259.92 : 84,547.84 = 37,400.44 : x
  2. Step 2: Convert to fraction form
    61,259.92/84,547.84 = 37,400.44/x
  3. Step 3: Cross multiply
    61,259.92x = 84,547.84 × 37,400.44
  4. Step 4: Simplify right side
    61,259.92x = 3,162,126,417.05
  5. Step 5: Solve for x
    x = 3,162,126,417.05/61,259.92
  6. Step 6: Final answer
    x = 51,618.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.