Home / 157,486.90-236,242.20-45,166.24

Finding the Fourth Proportional to 157,486.90, 236,242.20 and 45,166.24

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Solution

The fourth proportional to 157,486.90, 236,242.20 and 45,166.24 is: 67,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,486.90 : 236,242.20 = 45,166.24 : x
  2. Step 2: Convert to fraction form
    157,486.90/236,242.20 = 45,166.24/x
  3. Step 3: Cross multiply
    157,486.90x = 236,242.20 × 45,166.24
  4. Step 4: Simplify right side
    157,486.90x = 10,670,171,903.33
  5. Step 5: Solve for x
    x = 10,670,171,903.33/157,486.90
  6. Step 6: Final answer
    x = 67,752.76

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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.