Home / 249,618.30-374,353.53-72,126.91

Finding the Fourth Proportional to 249,618.30, 374,353.53 and 72,126.91

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Solution

The fourth proportional to 249,618.30, 374,353.53 and 72,126.91 is: 108,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,618.30 : 374,353.53 = 72,126.91 : x
  2. Step 2: Convert to fraction form
    249,618.30/374,353.53 = 72,126.91/x
  3. Step 3: Cross multiply
    249,618.30x = 374,353.53 × 72,126.91
  4. Step 4: Simplify right side
    249,618.30x = 27,000,963,366.49
  5. Step 5: Solve for x
    x = 27,000,963,366.49/249,618.30
  6. Step 6: Final answer
    x = 108,169.01

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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.