Home / 165,842.10-248,617.35-99,308.70

Finding the Fourth Proportional to 165,842.10, 248,617.35 and 99,308.70

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Solution

The fourth proportional to 165,842.10, 248,617.35 and 99,308.70 is: 148,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,842.10 : 248,617.35 = 99,308.70 : x
  2. Step 2: Convert to fraction form
    165,842.10/248,617.35 = 99,308.70/x
  3. Step 3: Cross multiply
    165,842.10x = 248,617.35 × 99,308.70
  4. Step 4: Simplify right side
    165,842.10x = 24,689,865,825.95
  5. Step 5: Solve for x
    x = 24,689,865,825.95/165,842.10
  6. Step 6: Final answer
    x = 148,875.74

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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.