Home / 151,177.96-208,555.78-97,480.22

Finding the Fourth Proportional to 151,177.96, 208,555.78 and 97,480.22

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Solution

The fourth proportional to 151,177.96, 208,555.78 and 97,480.22 is: 134,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,177.96 : 208,555.78 = 97,480.22 : x
  2. Step 2: Convert to fraction form
    151,177.96/208,555.78 = 97,480.22/x
  3. Step 3: Cross multiply
    151,177.96x = 208,555.78 × 97,480.22
  4. Step 4: Simplify right side
    151,177.96x = 20,330,063,316.67
  5. Step 5: Solve for x
    x = 20,330,063,316.67/151,177.96
  6. Step 6: Final answer
    x = 134,477.69

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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.