Home / 117,528.38-162,188.24-63,812.32

Finding the Fourth Proportional to 117,528.38, 162,188.24 and 63,812.32

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Solution

The fourth proportional to 117,528.38, 162,188.24 and 63,812.32 is: 88,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,528.38 : 162,188.24 = 63,812.32 : x
  2. Step 2: Convert to fraction form
    117,528.38/162,188.24 = 63,812.32/x
  3. Step 3: Cross multiply
    117,528.38x = 162,188.24 × 63,812.32
  4. Step 4: Simplify right side
    117,528.38x = 10,349,607,871.12
  5. Step 5: Solve for x
    x = 10,349,607,871.12/117,528.38
  6. Step 6: Final answer
    x = 88,060.50

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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.