Home / 151,520.32-227,280.36-40,712.32

Finding the Fourth Proportional to 151,520.32, 227,280.36 and 40,712.32

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Solution

The fourth proportional to 151,520.32, 227,280.36 and 40,712.32 is: 61,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,520.32 : 227,280.36 = 40,712.32 : x
  2. Step 2: Convert to fraction form
    151,520.32/227,280.36 = 40,712.32/x
  3. Step 3: Cross multiply
    151,520.32x = 227,280.36 × 40,712.32
  4. Step 4: Simplify right side
    151,520.32x = 9,253,110,746.04
  5. Step 5: Solve for x
    x = 9,253,110,746.04/151,520.32
  6. Step 6: Final answer
    x = 61,068.45

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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.