Home / 130,357.60-195,536.40-104,113.60

Finding the Fourth Proportional to 130,357.60, 195,536.40 and 104,113.60

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Solution

The fourth proportional to 130,357.60, 195,536.40 and 104,113.60 is: 156,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,357.60 : 195,536.40 = 104,113.60 : x
  2. Step 2: Convert to fraction form
    130,357.60/195,536.40 = 104,113.60/x
  3. Step 3: Cross multiply
    130,357.60x = 195,536.40 × 104,113.60
  4. Step 4: Simplify right side
    130,357.60x = 20,357,998,535.04
  5. Step 5: Solve for x
    x = 20,357,998,535.04/130,357.60
  6. Step 6: Final answer
    x = 156,170.40

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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.