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Finding the Fourth Proportional to 60,853.77, 83,980.53 and 35,359.83

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Solution

The fourth proportional to 60,853.77, 83,980.53 and 35,359.83 is: 48,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,853.77 : 83,980.53 = 35,359.83 : x
  2. Step 2: Convert to fraction form
    60,853.77/83,980.53 = 35,359.83/x
  3. Step 3: Cross multiply
    60,853.77x = 83,980.53 × 35,359.83
  4. Step 4: Simplify right side
    60,853.77x = 2,969,537,264.11
  5. Step 5: Solve for x
    x = 2,969,537,264.11/60,853.77
  6. Step 6: Final answer
    x = 48,797.92

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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.