Home / 45,062.40-67,597.10-13,470.28

Finding the Fourth Proportional to 45,062.40, 67,597.10 and 13,470.28

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Solution

The fourth proportional to 45,062.40, 67,597.10 and 13,470.28 is: 20,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,062.40 : 67,597.10 = 13,470.28 : x
  2. Step 2: Convert to fraction form
    45,062.40/67,597.10 = 13,470.28/x
  3. Step 3: Cross multiply
    45,062.40x = 67,597.10 × 13,470.28
  4. Step 4: Simplify right side
    45,062.40x = 910,551,864.19
  5. Step 5: Solve for x
    x = 910,551,864.19/45,062.40
  6. Step 6: Final answer
    x = 20,206.47

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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.