Home / 48,011.46-72,017.46-31,476.12

Finding the Fourth Proportional to 48,011.46, 72,017.46 and 31,476.12

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Solution

The fourth proportional to 48,011.46, 72,017.46 and 31,476.12 is: 47,214.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,011.46 : 72,017.46 = 31,476.12 : x
  2. Step 2: Convert to fraction form
    48,011.46/72,017.46 = 31,476.12/x
  3. Step 3: Cross multiply
    48,011.46x = 72,017.46 × 31,476.12
  4. Step 4: Simplify right side
    48,011.46x = 2,266,830,213.06
  5. Step 5: Solve for x
    x = 2,266,830,213.06/48,011.46
  6. Step 6: Final answer
    x = 47,214.36

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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.