Home / 42,248.20-63,332.70-15,970.60

Finding the Fourth Proportional to 42,248.20, 63,332.70 and 15,970.60

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Solution

The fourth proportional to 42,248.20, 63,332.70 and 15,970.60 is: 23,940.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,248.20 : 63,332.70 = 15,970.60 : x
  2. Step 2: Convert to fraction form
    42,248.20/63,332.70 = 15,970.60/x
  3. Step 3: Cross multiply
    42,248.20x = 63,332.70 × 15,970.60
  4. Step 4: Simplify right side
    42,248.20x = 1,011,461,218.62
  5. Step 5: Solve for x
    x = 1,011,461,218.62/42,248.20
  6. Step 6: Final answer
    x = 23,940.93

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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.