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Finding the Fourth Proportional to 94,590.80, 130,530.07 and 54,301.92

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Solution

The fourth proportional to 94,590.80, 130,530.07 and 54,301.92 is: 74,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,590.80 : 130,530.07 = 54,301.92 : x
  2. Step 2: Convert to fraction form
    94,590.80/130,530.07 = 54,301.92/x
  3. Step 3: Cross multiply
    94,590.80x = 130,530.07 × 54,301.92
  4. Step 4: Simplify right side
    94,590.80x = 7,088,033,282.98
  5. Step 5: Solve for x
    x = 7,088,033,282.98/94,590.80
  6. Step 6: Final answer
    x = 74,933.65

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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.