Home / 260,242.74-359,115.03-158,254.11

Finding the Fourth Proportional to 260,242.74, 359,115.03 and 158,254.11

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Solution

The fourth proportional to 260,242.74, 359,115.03 and 158,254.11 is: 218,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,242.74 : 359,115.03 = 158,254.11 : x
  2. Step 2: Convert to fraction form
    260,242.74/359,115.03 = 158,254.11/x
  3. Step 3: Cross multiply
    260,242.74x = 359,115.03 × 158,254.11
  4. Step 4: Simplify right side
    260,242.74x = 56,831,429,460.27
  5. Step 5: Solve for x
    x = 56,831,429,460.27/260,242.74
  6. Step 6: Final answer
    x = 218,378.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.