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Finding the Fourth Proportional to 60,306.51, 83,210.31 and 36,428.52

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Solution

The fourth proportional to 60,306.51, 83,210.31 and 36,428.52 is: 50,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,306.51 : 83,210.31 = 36,428.52 : x
  2. Step 2: Convert to fraction form
    60,306.51/83,210.31 = 36,428.52/x
  3. Step 3: Cross multiply
    60,306.51x = 83,210.31 × 36,428.52
  4. Step 4: Simplify right side
    60,306.51x = 3,031,228,442.04
  5. Step 5: Solve for x
    x = 3,031,228,442.04/60,306.51
  6. Step 6: Final answer
    x = 50,263.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.