Home / 121,482.48-182,230.20-38,370

Finding the Fourth Proportional to 121,482.48, 182,230.20 and 38,370

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Solution

The fourth proportional to 121,482.48, 182,230.20 and 38,370 is: 57,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,482.48 : 182,230.20 = 38,370 : x
  2. Step 2: Convert to fraction form
    121,482.48/182,230.20 = 38,370/x
  3. Step 3: Cross multiply
    121,482.48x = 182,230.20 × 38,370
  4. Step 4: Simplify right side
    121,482.48x = 6,992,172,774
  5. Step 5: Solve for x
    x = 6,992,172,774/121,482.48
  6. Step 6: Final answer
    x = 57,557.05

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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.