Home / 195,023.40-292,535.10-155,657.40

Finding the Fourth Proportional to 195,023.40, 292,535.10 and 155,657.40

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Solution

The fourth proportional to 195,023.40, 292,535.10 and 155,657.40 is: 233,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,023.40 : 292,535.10 = 155,657.40 : x
  2. Step 2: Convert to fraction form
    195,023.40/292,535.10 = 155,657.40/x
  3. Step 3: Cross multiply
    195,023.40x = 292,535.10 × 155,657.40
  4. Step 4: Simplify right side
    195,023.40x = 45,535,253,074.74
  5. Step 5: Solve for x
    x = 45,535,253,074.74/195,023.40
  6. Step 6: Final answer
    x = 233,486.10

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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.