Home / 124,386.04-171,654.44-67,797.28

Finding the Fourth Proportional to 124,386.04, 171,654.44 and 67,797.28

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Solution

The fourth proportional to 124,386.04, 171,654.44 and 67,797.28 is: 93,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,386.04 : 171,654.44 = 67,797.28 : x
  2. Step 2: Convert to fraction form
    124,386.04/171,654.44 = 67,797.28/x
  3. Step 3: Cross multiply
    124,386.04x = 171,654.44 × 67,797.28
  4. Step 4: Simplify right side
    124,386.04x = 11,637,704,131.92
  5. Step 5: Solve for x
    x = 11,637,704,131.92/124,386.04
  6. Step 6: Final answer
    x = 93,561.18

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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.