Home / 148,925.20-223,427.40-64,649.20

Finding the Fourth Proportional to 148,925.20, 223,427.40 and 64,649.20

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Solution

The fourth proportional to 148,925.20, 223,427.40 and 64,649.20 is: 96,990.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,925.20 : 223,427.40 = 64,649.20 : x
  2. Step 2: Convert to fraction form
    148,925.20/223,427.40 = 64,649.20/x
  3. Step 3: Cross multiply
    148,925.20x = 223,427.40 × 64,649.20
  4. Step 4: Simplify right side
    148,925.20x = 14,444,402,668.08
  5. Step 5: Solve for x
    x = 14,444,402,668.08/148,925.20
  6. Step 6: Final answer
    x = 96,990.99

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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.