Home / 84,117.32-126,156.54-24,938.72

Finding the Fourth Proportional to 84,117.32, 126,156.54 and 24,938.72

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Solution

The fourth proportional to 84,117.32, 126,156.54 and 24,938.72 is: 37,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,117.32 : 126,156.54 = 24,938.72 : x
  2. Step 2: Convert to fraction form
    84,117.32/126,156.54 = 24,938.72/x
  3. Step 3: Cross multiply
    84,117.32x = 126,156.54 × 24,938.72
  4. Step 4: Simplify right side
    84,117.32x = 3,146,182,627.23
  5. Step 5: Solve for x
    x = 3,146,182,627.23/84,117.32
  6. Step 6: Final answer
    x = 37,402.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.