Home / 372,583.76-558,734.65-159,342.80

Finding the Fourth Proportional to 372,583.76, 558,734.65 and 159,342.80

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Solution

The fourth proportional to 372,583.76, 558,734.65 and 159,342.80 is: 238,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,583.76 : 558,734.65 = 159,342.80 : x
  2. Step 2: Convert to fraction form
    372,583.76/558,734.65 = 159,342.80/x
  3. Step 3: Cross multiply
    372,583.76x = 558,734.65 × 159,342.80
  4. Step 4: Simplify right side
    372,583.76x = 89,030,343,588.02
  5. Step 5: Solve for x
    x = 89,030,343,588.02/372,583.76
  6. Step 6: Final answer
    x = 238,953.90

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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.