Home / 48,120.12-72,180.18-23,475

Finding the Fourth Proportional to 48,120.12, 72,180.18 and 23,475

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Solution

The fourth proportional to 48,120.12, 72,180.18 and 23,475 is: 35,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,120.12 : 72,180.18 = 23,475 : x
  2. Step 2: Convert to fraction form
    48,120.12/72,180.18 = 23,475/x
  3. Step 3: Cross multiply
    48,120.12x = 72,180.18 × 23,475
  4. Step 4: Simplify right side
    48,120.12x = 1,694,429,725.50
  5. Step 5: Solve for x
    x = 1,694,429,725.50/48,120.12
  6. Step 6: Final answer
    x = 35,212.50

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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.