Home / 42,856.18-59,170.74-26,729.76

Finding the Fourth Proportional to 42,856.18, 59,170.74 and 26,729.76

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Solution

The fourth proportional to 42,856.18, 59,170.74 and 26,729.76 is: 36,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,856.18 : 59,170.74 = 26,729.76 : x
  2. Step 2: Convert to fraction form
    42,856.18/59,170.74 = 26,729.76/x
  3. Step 3: Cross multiply
    42,856.18x = 59,170.74 × 26,729.76
  4. Step 4: Simplify right side
    42,856.18x = 1,581,619,679.22
  5. Step 5: Solve for x
    x = 1,581,619,679.22/42,856.18
  6. Step 6: Final answer
    x = 36,905.29

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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.