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Finding the Fourth Proportional to 60,509.76, 83,480.16 and 44,631.84

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Solution

The fourth proportional to 60,509.76, 83,480.16 and 44,631.84 is: 61,574.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,509.76 : 83,480.16 = 44,631.84 : x
  2. Step 2: Convert to fraction form
    60,509.76/83,480.16 = 44,631.84/x
  3. Step 3: Cross multiply
    60,509.76x = 83,480.16 × 44,631.84
  4. Step 4: Simplify right side
    60,509.76x = 3,725,873,144.29
  5. Step 5: Solve for x
    x = 3,725,873,144.29/60,509.76
  6. Step 6: Final answer
    x = 61,574.75

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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.