Home / 183,779.64-275,598.05-71,444.97

Finding the Fourth Proportional to 183,779.64, 275,598.05 and 71,444.97

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Solution

The fourth proportional to 183,779.64, 275,598.05 and 71,444.97 is: 107,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,779.64 : 275,598.05 = 71,444.97 : x
  2. Step 2: Convert to fraction form
    183,779.64/275,598.05 = 71,444.97/x
  3. Step 3: Cross multiply
    183,779.64x = 275,598.05 × 71,444.97
  4. Step 4: Simplify right side
    183,779.64x = 19,690,094,057.08
  5. Step 5: Solve for x
    x = 19,690,094,057.08/183,779.64
  6. Step 6: Final answer
    x = 107,139.69

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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.