Home / 151,521.60-209,232-95,030.40

Finding the Fourth Proportional to 151,521.60, 209,232 and 95,030.40

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Solution

The fourth proportional to 151,521.60, 209,232 and 95,030.40 is: 131,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,521.60 : 209,232 = 95,030.40 : x
  2. Step 2: Convert to fraction form
    151,521.60/209,232 = 95,030.40/x
  3. Step 3: Cross multiply
    151,521.60x = 209,232 × 95,030.40
  4. Step 4: Simplify right side
    151,521.60x = 19,883,400,652.80
  5. Step 5: Solve for x
    x = 19,883,400,652.80/151,521.60
  6. Step 6: Final answer
    x = 131,224.86

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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.