Home / 92,338.32-127,417.68-56,538.48

Finding the Fourth Proportional to 92,338.32, 127,417.68 and 56,538.48

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Solution

The fourth proportional to 92,338.32, 127,417.68 and 56,538.48 is: 78,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,338.32 : 127,417.68 = 56,538.48 : x
  2. Step 2: Convert to fraction form
    92,338.32/127,417.68 = 56,538.48/x
  3. Step 3: Cross multiply
    92,338.32x = 127,417.68 × 56,538.48
  4. Step 4: Simplify right side
    92,338.32x = 7,204,001,952.33
  5. Step 5: Solve for x
    x = 7,204,001,952.33/92,338.32
  6. Step 6: Final answer
    x = 78,017.47

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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.