Home / 94,802.20-130,821.78-58,991.08

Finding the Fourth Proportional to 94,802.20, 130,821.78 and 58,991.08

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Solution

The fourth proportional to 94,802.20, 130,821.78 and 58,991.08 is: 81,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,802.20 : 130,821.78 = 58,991.08 : x
  2. Step 2: Convert to fraction form
    94,802.20/130,821.78 = 58,991.08/x
  3. Step 3: Cross multiply
    94,802.20x = 130,821.78 × 58,991.08
  4. Step 4: Simplify right side
    94,802.20x = 7,717,318,089.72
  5. Step 5: Solve for x
    x = 7,717,318,089.72/94,802.20
  6. Step 6: Final answer
    x = 81,404.42

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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.