Home / 141,533.32-195,308.76-77,877.04

Finding the Fourth Proportional to 141,533.32, 195,308.76 and 77,877.04

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Solution

The fourth proportional to 141,533.32, 195,308.76 and 77,877.04 is: 107,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,533.32 : 195,308.76 = 77,877.04 : x
  2. Step 2: Convert to fraction form
    141,533.32/195,308.76 = 77,877.04/x
  3. Step 3: Cross multiply
    141,533.32x = 195,308.76 × 77,877.04
  4. Step 4: Simplify right side
    141,533.32x = 15,210,068,114.87
  5. Step 5: Solve for x
    x = 15,210,068,114.87/141,533.32
  6. Step 6: Final answer
    x = 107,466.34

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