Home / 124,465.68-171,758.07-67,875.84

Finding the Fourth Proportional to 124,465.68, 171,758.07 and 67,875.84

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Solution

The fourth proportional to 124,465.68, 171,758.07 and 67,875.84 is: 93,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,465.68 : 171,758.07 = 67,875.84 : x
  2. Step 2: Convert to fraction form
    124,465.68/171,758.07 = 67,875.84/x
  3. Step 3: Cross multiply
    124,465.68x = 171,758.07 × 67,875.84
  4. Step 4: Simplify right side
    124,465.68x = 11,658,223,278.03
  5. Step 5: Solve for x
    x = 11,658,223,278.03/124,465.68
  6. Step 6: Final answer
    x = 93,666.17

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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.