Home / 48,720.04-73,079.52-15,440.08

Finding the Fourth Proportional to 48,720.04, 73,079.52 and 15,440.08

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Solution

The fourth proportional to 48,720.04, 73,079.52 and 15,440.08 is: 23,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,720.04 : 73,079.52 = 15,440.08 : x
  2. Step 2: Convert to fraction form
    48,720.04/73,079.52 = 15,440.08/x
  3. Step 3: Cross multiply
    48,720.04x = 73,079.52 × 15,440.08
  4. Step 4: Simplify right side
    48,720.04x = 1,128,353,635.16
  5. Step 5: Solve for x
    x = 1,128,353,635.16/48,720.04
  6. Step 6: Final answer
    x = 23,159.95

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1.5x scale

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.