Home / 260,285.48-359,055.06-158,342.12

Finding the Fourth Proportional to 260,285.48, 359,055.06 and 158,342.12

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Solution

The fourth proportional to 260,285.48, 359,055.06 and 158,342.12 is: 218,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,285.48 : 359,055.06 = 158,342.12 : x
  2. Step 2: Convert to fraction form
    260,285.48/359,055.06 = 158,342.12/x
  3. Step 3: Cross multiply
    260,285.48x = 359,055.06 × 158,342.12
  4. Step 4: Simplify right side
    260,285.48x = 56,853,539,397.13
  5. Step 5: Solve for x
    x = 56,853,539,397.13/260,285.48
  6. Step 6: Final answer
    x = 218,427.63

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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.