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Finding the Fourth Proportional to 63,970.87, 88,279.55 and 35,292.32

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Solution

The fourth proportional to 63,970.87, 88,279.55 and 35,292.32 is: 48,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,970.87 : 88,279.55 = 35,292.32 : x
  2. Step 2: Convert to fraction form
    63,970.87/88,279.55 = 35,292.32/x
  3. Step 3: Cross multiply
    63,970.87x = 88,279.55 × 35,292.32
  4. Step 4: Simplify right side
    63,970.87x = 3,115,589,510.20
  5. Step 5: Solve for x
    x = 3,115,589,510.20/63,970.87
  6. Step 6: Final answer
    x = 48,703.25

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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.