Home / 130,566.60-195,623.10-60,301.80

Finding the Fourth Proportional to 130,566.60, 195,623.10 and 60,301.80

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Solution

The fourth proportional to 130,566.60, 195,623.10 and 60,301.80 is: 90,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,566.60 : 195,623.10 = 60,301.80 : x
  2. Step 2: Convert to fraction form
    130,566.60/195,623.10 = 60,301.80/x
  3. Step 3: Cross multiply
    130,566.60x = 195,623.10 × 60,301.80
  4. Step 4: Simplify right side
    130,566.60x = 11,796,425,051.58
  5. Step 5: Solve for x
    x = 11,796,425,051.58/130,566.60
  6. Step 6: Final answer
    x = 90,347.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.