Home / 107,666.60-161,426.90-60,314.28

Finding the Fourth Proportional to 107,666.60, 161,426.90 and 60,314.28

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Solution

The fourth proportional to 107,666.60, 161,426.90 and 60,314.28 is: 90,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,666.60 : 161,426.90 = 60,314.28 : x
  2. Step 2: Convert to fraction form
    107,666.60/161,426.90 = 60,314.28/x
  3. Step 3: Cross multiply
    107,666.60x = 161,426.90 × 60,314.28
  4. Step 4: Simplify right side
    107,666.60x = 9,736,347,246.13
  5. Step 5: Solve for x
    x = 9,736,347,246.13/107,666.60
  6. Step 6: Final answer
    x = 90,430.53

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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.