Home / 104,736.40-156,931.80-52,032.40

Finding the Fourth Proportional to 104,736.40, 156,931.80 and 52,032.40

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Solution

The fourth proportional to 104,736.40, 156,931.80 and 52,032.40 is: 77,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,736.40 : 156,931.80 = 52,032.40 : x
  2. Step 2: Convert to fraction form
    104,736.40/156,931.80 = 52,032.40/x
  3. Step 3: Cross multiply
    104,736.40x = 156,931.80 × 52,032.40
  4. Step 4: Simplify right side
    104,736.40x = 8,165,538,190.32
  5. Step 5: Solve for x
    x = 8,165,538,190.32/104,736.40
  6. Step 6: Final answer
    x = 77,962.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.