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Finding the Fourth Proportional to 80,009.80, 110,428.90 and 46,041.16

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Solution

The fourth proportional to 80,009.80, 110,428.90 and 46,041.16 is: 63,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,009.80 : 110,428.90 = 46,041.16 : x
  2. Step 2: Convert to fraction form
    80,009.80/110,428.90 = 46,041.16/x
  3. Step 3: Cross multiply
    80,009.80x = 110,428.90 × 46,041.16
  4. Step 4: Simplify right side
    80,009.80x = 5,084,274,653.52
  5. Step 5: Solve for x
    x = 5,084,274,653.52/80,009.80
  6. Step 6: Final answer
    x = 63,545.65

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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.