Home / 249,754.20-374,631.30-155,275.80

Finding the Fourth Proportional to 249,754.20, 374,631.30 and 155,275.80

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Solution

The fourth proportional to 249,754.20, 374,631.30 and 155,275.80 is: 232,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,754.20 : 374,631.30 = 155,275.80 : x
  2. Step 2: Convert to fraction form
    249,754.20/374,631.30 = 155,275.80/x
  3. Step 3: Cross multiply
    249,754.20x = 374,631.30 × 155,275.80
  4. Step 4: Simplify right side
    249,754.20x = 58,171,174,812.54
  5. Step 5: Solve for x
    x = 58,171,174,812.54/249,754.20
  6. Step 6: Final answer
    x = 232,913.70

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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.