Home / 107,925.28-161,088.60-101,276.80

Finding the Fourth Proportional to 107,925.28, 161,088.60 and 101,276.80

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Solution

The fourth proportional to 107,925.28, 161,088.60 and 101,276.80 is: 151,165.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,925.28 : 161,088.60 = 101,276.80 : x
  2. Step 2: Convert to fraction form
    107,925.28/161,088.60 = 101,276.80/x
  3. Step 3: Cross multiply
    107,925.28x = 161,088.60 × 101,276.80
  4. Step 4: Simplify right side
    107,925.28x = 16,314,537,901.55
  5. Step 5: Solve for x
    x = 16,314,537,901.55/107,925.28
  6. Step 6: Final answer
    x = 151,165.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.