Home / 130,779.28-196,032.84-60,600.88

Finding the Fourth Proportional to 130,779.28, 196,032.84 and 60,600.88

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Solution

The fourth proportional to 130,779.28, 196,032.84 and 60,600.88 is: 90,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,779.28 : 196,032.84 = 60,600.88 : x
  2. Step 2: Convert to fraction form
    130,779.28/196,032.84 = 60,600.88/x
  3. Step 3: Cross multiply
    130,779.28x = 196,032.84 × 60,600.88
  4. Step 4: Simplify right side
    130,779.28x = 11,879,762,612.90
  5. Step 5: Solve for x
    x = 11,879,762,612.90/130,779.28
  6. Step 6: Final answer
    x = 90,838.26

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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.