Home / 125,586.02-173,308.86-68,225.38

Finding the Fourth Proportional to 125,586.02, 173,308.86 and 68,225.38

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Solution

The fourth proportional to 125,586.02, 173,308.86 and 68,225.38 is: 94,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,586.02 : 173,308.86 = 68,225.38 : x
  2. Step 2: Convert to fraction form
    125,586.02/173,308.86 = 68,225.38/x
  3. Step 3: Cross multiply
    125,586.02x = 173,308.86 × 68,225.38
  4. Step 4: Simplify right side
    125,586.02x = 11,824,062,830.87
  5. Step 5: Solve for x
    x = 11,824,062,830.87/125,586.02
  6. Step 6: Final answer
    x = 94,151.11

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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.