Home / 514,752.03-772,117.11-140,775.03

Finding the Fourth Proportional to 514,752.03, 772,117.11 and 140,775.03

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Solution

The fourth proportional to 514,752.03, 772,117.11 and 140,775.03 is: 211,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,752.03 : 772,117.11 = 140,775.03 : x
  2. Step 2: Convert to fraction form
    514,752.03/772,117.11 = 140,775.03/x
  3. Step 3: Cross multiply
    514,752.03x = 772,117.11 × 140,775.03
  4. Step 4: Simplify right side
    514,752.03x = 108,694,809,323.76
  5. Step 5: Solve for x
    x = 108,694,809,323.76/514,752.03
  6. Step 6: Final answer
    x = 211,159.55

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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.