Home / 191,162.20-286,670.40-57,998.20

Finding the Fourth Proportional to 191,162.20, 286,670.40 and 57,998.20

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Solution

The fourth proportional to 191,162.20, 286,670.40 and 57,998.20 is: 86,975.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,162.20 : 286,670.40 = 57,998.20 : x
  2. Step 2: Convert to fraction form
    191,162.20/286,670.40 = 57,998.20/x
  3. Step 3: Cross multiply
    191,162.20x = 286,670.40 × 57,998.20
  4. Step 4: Simplify right side
    191,162.20x = 16,626,367,193.28
  5. Step 5: Solve for x
    x = 16,626,367,193.28/191,162.20
  6. Step 6: Final answer
    x = 86,975.18

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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.