Home / 249,617.30-374,352.03-72,125.91

Finding the Fourth Proportional to 249,617.30, 374,352.03 and 72,125.91

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Solution

The fourth proportional to 249,617.30, 374,352.03 and 72,125.91 is: 108,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,617.30 : 374,352.03 = 72,125.91 : x
  2. Step 2: Convert to fraction form
    249,617.30/374,352.03 = 72,125.91/x
  3. Step 3: Cross multiply
    249,617.30x = 374,352.03 × 72,125.91
  4. Step 4: Simplify right side
    249,617.30x = 27,000,480,824.10
  5. Step 5: Solve for x
    x = 27,000,480,824.10/249,617.30
  6. Step 6: Final answer
    x = 108,167.51

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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.