Home / 195,625.60-293,438.40-194,459.20

Finding the Fourth Proportional to 195,625.60, 293,438.40 and 194,459.20

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Solution

The fourth proportional to 195,625.60, 293,438.40 and 194,459.20 is: 291,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,625.60 : 293,438.40 = 194,459.20 : x
  2. Step 2: Convert to fraction form
    195,625.60/293,438.40 = 194,459.20/x
  3. Step 3: Cross multiply
    195,625.60x = 293,438.40 × 194,459.20
  4. Step 4: Simplify right side
    195,625.60x = 57,061,796,513.28
  5. Step 5: Solve for x
    x = 57,061,796,513.28/195,625.60
  6. Step 6: Final answer
    x = 291,688.80

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1.5x scale

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.