Home / 169,823.20-254,726.70-57,492.40

Finding the Fourth Proportional to 169,823.20, 254,726.70 and 57,492.40

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Solution

The fourth proportional to 169,823.20, 254,726.70 and 57,492.40 is: 86,235.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,823.20 : 254,726.70 = 57,492.40 : x
  2. Step 2: Convert to fraction form
    169,823.20/254,726.70 = 57,492.40/x
  3. Step 3: Cross multiply
    169,823.20x = 254,726.70 × 57,492.40
  4. Step 4: Simplify right side
    169,823.20x = 14,644,849,327.08
  5. Step 5: Solve for x
    x = 14,644,849,327.08/169,823.20
  6. Step 6: Final answer
    x = 86,235.86

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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.