Home / 91,342.28-126,053.22-53,617.16

Finding the Fourth Proportional to 91,342.28, 126,053.22 and 53,617.16

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Solution

The fourth proportional to 91,342.28, 126,053.22 and 53,617.16 is: 73,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,342.28 : 126,053.22 = 53,617.16 : x
  2. Step 2: Convert to fraction form
    91,342.28/126,053.22 = 53,617.16/x
  3. Step 3: Cross multiply
    91,342.28x = 126,053.22 × 53,617.16
  4. Step 4: Simplify right side
    91,342.28x = 6,758,615,665.26
  5. Step 5: Solve for x
    x = 6,758,615,665.26/91,342.28
  6. Step 6: Final answer
    x = 73,992.19

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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.