Home / 369,793.13-554,733.43-120,475.13

Finding the Fourth Proportional to 369,793.13, 554,733.43 and 120,475.13

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Solution

The fourth proportional to 369,793.13, 554,733.43 and 120,475.13 is: 180,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,793.13 : 554,733.43 = 120,475.13 : x
  2. Step 2: Convert to fraction form
    369,793.13/554,733.43 = 120,475.13/x
  3. Step 3: Cross multiply
    369,793.13x = 554,733.43 × 120,475.13
  4. Step 4: Simplify right side
    369,793.13x = 66,831,579,019.74
  5. Step 5: Solve for x
    x = 66,831,579,019.74/369,793.13
  6. Step 6: Final answer
    x = 180,726.94

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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.