Home / 125,587.53-173,308.01-68,225.36

Finding the Fourth Proportional to 125,587.53, 173,308.01 and 68,225.36

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Solution

The fourth proportional to 125,587.53, 173,308.01 and 68,225.36 is: 94,149.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,587.53 : 173,308.01 = 68,225.36 : x
  2. Step 2: Convert to fraction form
    125,587.53/173,308.01 = 68,225.36/x
  3. Step 3: Cross multiply
    125,587.53x = 173,308.01 × 68,225.36
  4. Step 4: Simplify right side
    125,587.53x = 11,824,000,165.47
  5. Step 5: Solve for x
    x = 11,824,000,165.47/125,587.53
  6. Step 6: Final answer
    x = 94,149.48

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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.