Home / 141,496.02-195,261.30-77,832.45

Finding the Fourth Proportional to 141,496.02, 195,261.30 and 77,832.45

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Solution

The fourth proportional to 141,496.02, 195,261.30 and 77,832.45 is: 107,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,496.02 : 195,261.30 = 77,832.45 : x
  2. Step 2: Convert to fraction form
    141,496.02/195,261.30 = 77,832.45/x
  3. Step 3: Cross multiply
    141,496.02x = 195,261.30 × 77,832.45
  4. Step 4: Simplify right side
    141,496.02x = 15,197,665,369.19
  5. Step 5: Solve for x
    x = 15,197,665,369.19/141,496.02
  6. Step 6: Final answer
    x = 107,407.02

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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.