Home / 92,177.13-127,213.97-56,390.93

Finding the Fourth Proportional to 92,177.13, 127,213.97 and 56,390.93

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Solution

The fourth proportional to 92,177.13, 127,213.97 and 56,390.93 is: 77,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,177.13 : 127,213.97 = 56,390.93 : x
  2. Step 2: Convert to fraction form
    92,177.13/127,213.97 = 56,390.93/x
  3. Step 3: Cross multiply
    92,177.13x = 127,213.97 × 56,390.93
  4. Step 4: Simplify right side
    92,177.13x = 7,173,713,159.27
  5. Step 5: Solve for x
    x = 7,173,713,159.27/92,177.13
  6. Step 6: Final answer
    x = 77,825.30

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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.