Home / 77,525.62-107,002.01-47,304.45

Finding the Fourth Proportional to 77,525.62, 107,002.01 and 47,304.45

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Solution

The fourth proportional to 77,525.62, 107,002.01 and 47,304.45 is: 65,290.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,525.62 : 107,002.01 = 47,304.45 : x
  2. Step 2: Convert to fraction form
    77,525.62/107,002.01 = 47,304.45/x
  3. Step 3: Cross multiply
    77,525.62x = 107,002.01 × 47,304.45
  4. Step 4: Simplify right side
    77,525.62x = 5,061,671,350.21
  5. Step 5: Solve for x
    x = 5,061,671,350.21/77,525.62
  6. Step 6: Final answer
    x = 65,290.31

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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.