Home / 162,200.14-243,300.10-118,107.38

Finding the Fourth Proportional to 162,200.14, 243,300.10 and 118,107.38

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Solution

The fourth proportional to 162,200.14, 243,300.10 and 118,107.38 is: 177,160.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,200.14 : 243,300.10 = 118,107.38 : x
  2. Step 2: Convert to fraction form
    162,200.14/243,300.10 = 118,107.38/x
  3. Step 3: Cross multiply
    162,200.14x = 243,300.10 × 118,107.38
  4. Step 4: Simplify right side
    162,200.14x = 28,735,537,364.74
  5. Step 5: Solve for x
    x = 28,735,537,364.74/162,200.14
  6. Step 6: Final answer
    x = 177,160.99

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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.