Home / 130,412.40-195,748.20-63,927.60

Finding the Fourth Proportional to 130,412.40, 195,748.20 and 63,927.60

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Solution

The fourth proportional to 130,412.40, 195,748.20 and 63,927.60 is: 95,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,412.40 : 195,748.20 = 63,927.60 : x
  2. Step 2: Convert to fraction form
    130,412.40/195,748.20 = 63,927.60/x
  3. Step 3: Cross multiply
    130,412.40x = 195,748.20 × 63,927.60
  4. Step 4: Simplify right side
    130,412.40x = 12,513,712,630.32
  5. Step 5: Solve for x
    x = 12,513,712,630.32/130,412.40
  6. Step 6: Final answer
    x = 95,954.93

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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.