Home / 49,397.34-74,073.60-21,304.11

Finding the Fourth Proportional to 49,397.34, 74,073.60 and 21,304.11

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Solution

The fourth proportional to 49,397.34, 74,073.60 and 21,304.11 is: 31,946.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,397.34 : 74,073.60 = 21,304.11 : x
  2. Step 2: Convert to fraction form
    49,397.34/74,073.60 = 21,304.11/x
  3. Step 3: Cross multiply
    49,397.34x = 74,073.60 × 21,304.11
  4. Step 4: Simplify right side
    49,397.34x = 1,578,072,122.50
  5. Step 5: Solve for x
    x = 1,578,072,122.50/49,397.34
  6. Step 6: Final answer
    x = 31,946.50

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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.