Home / 101,502.06-140,073.12-56,183.18

Finding the Fourth Proportional to 101,502.06, 140,073.12 and 56,183.18

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Solution

The fourth proportional to 101,502.06, 140,073.12 and 56,183.18 is: 77,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,502.06 : 140,073.12 = 56,183.18 : x
  2. Step 2: Convert to fraction form
    101,502.06/140,073.12 = 56,183.18/x
  3. Step 3: Cross multiply
    101,502.06x = 140,073.12 × 56,183.18
  4. Step 4: Simplify right side
    101,502.06x = 7,869,752,613.76
  5. Step 5: Solve for x
    x = 7,869,752,613.76/101,502.06
  6. Step 6: Final answer
    x = 77,532.93

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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.