Home / 92,338.08-127,427.04-54,120.16

Finding the Fourth Proportional to 92,338.08, 127,427.04 and 54,120.16

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Solution

The fourth proportional to 92,338.08, 127,427.04 and 54,120.16 is: 74,686.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,338.08 : 127,427.04 = 54,120.16 : x
  2. Step 2: Convert to fraction form
    92,338.08/127,427.04 = 54,120.16/x
  3. Step 3: Cross multiply
    92,338.08x = 127,427.04 × 54,120.16
  4. Step 4: Simplify right side
    92,338.08x = 6,896,371,793.13
  5. Step 5: Solve for x
    x = 6,896,371,793.13/92,338.08
  6. Step 6: Final answer
    x = 74,686.11

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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.