Home / 48,111.30-72,166.95-14,828.40

Finding the Fourth Proportional to 48,111.30, 72,166.95 and 14,828.40

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Solution

The fourth proportional to 48,111.30, 72,166.95 and 14,828.40 is: 22,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,111.30 : 72,166.95 = 14,828.40 : x
  2. Step 2: Convert to fraction form
    48,111.30/72,166.95 = 14,828.40/x
  3. Step 3: Cross multiply
    48,111.30x = 72,166.95 × 14,828.40
  4. Step 4: Simplify right side
    48,111.30x = 1,070,120,401.38
  5. Step 5: Solve for x
    x = 1,070,120,401.38/48,111.30
  6. Step 6: Final answer
    x = 22,242.60

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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.