Home / 161,124.64-222,327.36-89,498.08

Finding the Fourth Proportional to 161,124.64, 222,327.36 and 89,498.08

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Solution

The fourth proportional to 161,124.64, 222,327.36 and 89,498.08 is: 123,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,124.64 : 222,327.36 = 89,498.08 : x
  2. Step 2: Convert to fraction form
    161,124.64/222,327.36 = 89,498.08/x
  3. Step 3: Cross multiply
    161,124.64x = 222,327.36 × 89,498.08
  4. Step 4: Simplify right side
    161,124.64x = 19,897,871,851.47
  5. Step 5: Solve for x
    x = 19,897,871,851.47/161,124.64
  6. Step 6: Final answer
    x = 123,493.66

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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.