Home / 249,531.50-344,353.02-142,101.56

Finding the Fourth Proportional to 249,531.50, 344,353.02 and 142,101.56

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Solution

The fourth proportional to 249,531.50, 344,353.02 and 142,101.56 is: 196,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,531.50 : 344,353.02 = 142,101.56 : x
  2. Step 2: Convert to fraction form
    249,531.50/344,353.02 = 142,101.56/x
  3. Step 3: Cross multiply
    249,531.50x = 344,353.02 × 142,101.56
  4. Step 4: Simplify right side
    249,531.50x = 48,933,101,332.71
  5. Step 5: Solve for x
    x = 48,933,101,332.71/249,531.50
  6. Step 6: Final answer
    x = 196,099.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.