Home / 61,281.38-84,555.18-35,776.16

Finding the Fourth Proportional to 61,281.38, 84,555.18 and 35,776.16

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Solution

The fourth proportional to 61,281.38, 84,555.18 and 35,776.16 is: 49,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,281.38 : 84,555.18 = 35,776.16 : x
  2. Step 2: Convert to fraction form
    61,281.38/84,555.18 = 35,776.16/x
  3. Step 3: Cross multiply
    61,281.38x = 84,555.18 × 35,776.16
  4. Step 4: Simplify right side
    61,281.38x = 3,025,059,648.51
  5. Step 5: Solve for x
    x = 3,025,059,648.51/61,281.38
  6. Step 6: Final answer
    x = 49,363.44

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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.