Home / 113,567.49-156,723.14-65,848.52

Finding the Fourth Proportional to 113,567.49, 156,723.14 and 65,848.52

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Solution

The fourth proportional to 113,567.49, 156,723.14 and 65,848.52 is: 90,870.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,567.49 : 156,723.14 = 65,848.52 : x
  2. Step 2: Convert to fraction form
    113,567.49/156,723.14 = 65,848.52/x
  3. Step 3: Cross multiply
    113,567.49x = 156,723.14 × 65,848.52
  4. Step 4: Simplify right side
    113,567.49x = 10,319,986,818.75
  5. Step 5: Solve for x
    x = 10,319,986,818.75/113,567.49
  6. Step 6: Final answer
    x = 90,870.96

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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.