Home / 125,973.18-173,842.98-69,384.56

Finding the Fourth Proportional to 125,973.18, 173,842.98 and 69,384.56

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Solution

The fourth proportional to 125,973.18, 173,842.98 and 69,384.56 is: 95,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,973.18 : 173,842.98 = 69,384.56 : x
  2. Step 2: Convert to fraction form
    125,973.18/173,842.98 = 69,384.56/x
  3. Step 3: Cross multiply
    125,973.18x = 173,842.98 × 69,384.56
  4. Step 4: Simplify right side
    125,973.18x = 12,062,017,937.27
  5. Step 5: Solve for x
    x = 12,062,017,937.27/125,973.18
  6. Step 6: Final answer
    x = 95,750.68

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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.