Home / 249,717.02-374,565.60-137,619.50

Finding the Fourth Proportional to 249,717.02, 374,565.60 and 137,619.50

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Solution

The fourth proportional to 249,717.02, 374,565.60 and 137,619.50 is: 206,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,717.02 : 374,565.60 = 137,619.50 : x
  2. Step 2: Convert to fraction form
    249,717.02/374,565.60 = 137,619.50/x
  3. Step 3: Cross multiply
    249,717.02x = 374,565.60 × 137,619.50
  4. Step 4: Simplify right side
    249,717.02x = 51,547,530,589.20
  5. Step 5: Solve for x
    x = 51,547,530,589.20/249,717.02
  6. Step 6: Final answer
    x = 206,423.78

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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.