Home / 249,629.20-374,443.80-156,317.20

Finding the Fourth Proportional to 249,629.20, 374,443.80 and 156,317.20

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Solution

The fourth proportional to 249,629.20, 374,443.80 and 156,317.20 is: 234,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,629.20 : 374,443.80 = 156,317.20 : x
  2. Step 2: Convert to fraction form
    249,629.20/374,443.80 = 156,317.20/x
  3. Step 3: Cross multiply
    249,629.20x = 374,443.80 × 156,317.20
  4. Step 4: Simplify right side
    249,629.20x = 58,532,006,373.36
  5. Step 5: Solve for x
    x = 58,532,006,373.36/249,629.20
  6. Step 6: Final answer
    x = 234,475.80

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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.