Home / 162,533.35-243,800.03-103,630.15

Finding the Fourth Proportional to 162,533.35, 243,800.03 and 103,630.15

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Solution

The fourth proportional to 162,533.35, 243,800.03 and 103,630.15 is: 155,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,533.35 : 243,800.03 = 103,630.15 : x
  2. Step 2: Convert to fraction form
    162,533.35/243,800.03 = 103,630.15/x
  3. Step 3: Cross multiply
    162,533.35x = 243,800.03 × 103,630.15
  4. Step 4: Simplify right side
    162,533.35x = 25,265,033,160.75
  5. Step 5: Solve for x
    x = 25,265,033,160.75/162,533.35
  6. Step 6: Final answer
    x = 155,445.23

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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.