Home / 113,069.74-156,030.14-62,765.50

Finding the Fourth Proportional to 113,069.74, 156,030.14 and 62,765.50

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Solution

The fourth proportional to 113,069.74, 156,030.14 and 62,765.50 is: 86,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,069.74 : 156,030.14 = 62,765.50 : x
  2. Step 2: Convert to fraction form
    113,069.74/156,030.14 = 62,765.50/x
  3. Step 3: Cross multiply
    113,069.74x = 156,030.14 × 62,765.50
  4. Step 4: Simplify right side
    113,069.74x = 9,793,309,752.17
  5. Step 5: Solve for x
    x = 9,793,309,752.17/113,069.74
  6. Step 6: Final answer
    x = 86,613.00

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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.