Home / 130,365.16-195,549.30-41,618.20

Finding the Fourth Proportional to 130,365.16, 195,549.30 and 41,618.20

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Solution

The fourth proportional to 130,365.16, 195,549.30 and 41,618.20 is: 62,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,365.16 : 195,549.30 = 41,618.20 : x
  2. Step 2: Convert to fraction form
    130,365.16/195,549.30 = 41,618.20/x
  3. Step 3: Cross multiply
    130,365.16x = 195,549.30 × 41,618.20
  4. Step 4: Simplify right side
    130,365.16x = 8,138,409,877.26
  5. Step 5: Solve for x
    x = 8,138,409,877.26/130,365.16
  6. Step 6: Final answer
    x = 62,427.80

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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.