Home / 124,952.02-172,426.93-68,359.75

Finding the Fourth Proportional to 124,952.02, 172,426.93 and 68,359.75

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Solution

The fourth proportional to 124,952.02, 172,426.93 and 68,359.75 is: 94,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,952.02 : 172,426.93 = 68,359.75 : x
  2. Step 2: Convert to fraction form
    124,952.02/172,426.93 = 68,359.75/x
  3. Step 3: Cross multiply
    124,952.02x = 172,426.93 × 68,359.75
  4. Step 4: Simplify right side
    124,952.02x = 11,787,061,828.07
  5. Step 5: Solve for x
    x = 11,787,061,828.07/124,952.02
  6. Step 6: Final answer
    x = 94,332.70

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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.