Home / 124,543.17-186,809.49-57,960.36

Finding the Fourth Proportional to 124,543.17, 186,809.49 and 57,960.36

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Solution

The fourth proportional to 124,543.17, 186,809.49 and 57,960.36 is: 86,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,543.17 : 186,809.49 = 57,960.36 : x
  2. Step 2: Convert to fraction form
    124,543.17/186,809.49 = 57,960.36/x
  3. Step 3: Cross multiply
    124,543.17x = 186,809.49 × 57,960.36
  4. Step 4: Simplify right side
    124,543.17x = 10,827,545,291.82
  5. Step 5: Solve for x
    x = 10,827,545,291.82/124,543.17
  6. Step 6: Final answer
    x = 86,938.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.