Home / 153,002.22-229,542.26-89,875.72

Finding the Fourth Proportional to 153,002.22, 229,542.26 and 89,875.72

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Solution

The fourth proportional to 153,002.22, 229,542.26 and 89,875.72 is: 134,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,002.22 : 229,542.26 = 89,875.72 : x
  2. Step 2: Convert to fraction form
    153,002.22/229,542.26 = 89,875.72/x
  3. Step 3: Cross multiply
    153,002.22x = 229,542.26 × 89,875.72
  4. Step 4: Simplify right side
    153,002.22x = 20,630,275,887.93
  5. Step 5: Solve for x
    x = 20,630,275,887.93/153,002.22
  6. Step 6: Final answer
    x = 134,836.45

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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.