Home / 115,692.85-173,505.23-52,476.40

Finding the Fourth Proportional to 115,692.85, 173,505.23 and 52,476.40

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Solution

The fourth proportional to 115,692.85, 173,505.23 and 52,476.40 is: 78,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,692.85 : 173,505.23 = 52,476.40 : x
  2. Step 2: Convert to fraction form
    115,692.85/173,505.23 = 52,476.40/x
  3. Step 3: Cross multiply
    115,692.85x = 173,505.23 × 52,476.40
  4. Step 4: Simplify right side
    115,692.85x = 9,104,929,851.57
  5. Step 5: Solve for x
    x = 9,104,929,851.57/115,692.85
  6. Step 6: Final answer
    x = 78,699.16

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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.