Home / 162,200.90-243,301.23-118,108.14

Finding the Fourth Proportional to 162,200.90, 243,301.23 and 118,108.14

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Solution

The fourth proportional to 162,200.90, 243,301.23 and 118,108.14 is: 177,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,200.90 : 243,301.23 = 118,108.14 : x
  2. Step 2: Convert to fraction form
    162,200.90/243,301.23 = 118,108.14/x
  3. Step 3: Cross multiply
    162,200.90x = 243,301.23 × 118,108.14
  4. Step 4: Simplify right side
    162,200.90x = 28,735,855,735.01
  5. Step 5: Solve for x
    x = 28,735,855,735.01/162,200.90
  6. Step 6: Final answer
    x = 177,162.13

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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.