Home / 94,800.62-130,830.45-54,518.81

Finding the Fourth Proportional to 94,800.62, 130,830.45 and 54,518.81

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Solution

The fourth proportional to 94,800.62, 130,830.45 and 54,518.81 is: 75,239.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,800.62 : 130,830.45 = 54,518.81 : x
  2. Step 2: Convert to fraction form
    94,800.62/130,830.45 = 54,518.81/x
  3. Step 3: Cross multiply
    94,800.62x = 130,830.45 × 54,518.81
  4. Step 4: Simplify right side
    94,800.62x = 7,132,720,445.76
  5. Step 5: Solve for x
    x = 7,132,720,445.76/94,800.62
  6. Step 6: Final answer
    x = 75,239.18

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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.