Home / 92,555.12-127,712.28-52,268.08

Finding the Fourth Proportional to 92,555.12, 127,712.28 and 52,268.08

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Solution

The fourth proportional to 92,555.12, 127,712.28 and 52,268.08 is: 72,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,555.12 : 127,712.28 = 52,268.08 : x
  2. Step 2: Convert to fraction form
    92,555.12/127,712.28 = 52,268.08/x
  3. Step 3: Cross multiply
    92,555.12x = 127,712.28 × 52,268.08
  4. Step 4: Simplify right side
    92,555.12x = 6,675,275,668.02
  5. Step 5: Solve for x
    x = 6,675,275,668.02/92,555.12
  6. Step 6: Final answer
    x = 72,122.17

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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.