Home / 249,379.20-374,070.24-83,166.72

Finding the Fourth Proportional to 249,379.20, 374,070.24 and 83,166.72

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Solution

The fourth proportional to 249,379.20, 374,070.24 and 83,166.72 is: 124,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,379.20 : 374,070.24 = 83,166.72 : x
  2. Step 2: Convert to fraction form
    249,379.20/374,070.24 = 83,166.72/x
  3. Step 3: Cross multiply
    249,379.20x = 374,070.24 × 83,166.72
  4. Step 4: Simplify right side
    249,379.20x = 31,110,194,910.41
  5. Step 5: Solve for x
    x = 31,110,194,910.41/249,379.20
  6. Step 6: Final answer
    x = 124,750.56

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1.5x scale

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.