Home / 113,838.60-170,741.70-38,962.20

Finding the Fourth Proportional to 113,838.60, 170,741.70 and 38,962.20

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Solution

The fourth proportional to 113,838.60, 170,741.70 and 38,962.20 is: 58,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,838.60 : 170,741.70 = 38,962.20 : x
  2. Step 2: Convert to fraction form
    113,838.60/170,741.70 = 38,962.20/x
  3. Step 3: Cross multiply
    113,838.60x = 170,741.70 × 38,962.20
  4. Step 4: Simplify right side
    113,838.60x = 6,652,472,263.74
  5. Step 5: Solve for x
    x = 6,652,472,263.74/113,838.60
  6. Step 6: Final answer
    x = 58,437.76

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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.