Home / 93,791.85-129,427.65-51,342.18

Finding the Fourth Proportional to 93,791.85, 129,427.65 and 51,342.18

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Solution

The fourth proportional to 93,791.85, 129,427.65 and 51,342.18 is: 70,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,791.85 : 129,427.65 = 51,342.18 : x
  2. Step 2: Convert to fraction form
    93,791.85/129,427.65 = 51,342.18/x
  3. Step 3: Cross multiply
    93,791.85x = 129,427.65 × 51,342.18
  4. Step 4: Simplify right side
    93,791.85x = 6,645,097,703.28
  5. Step 5: Solve for x
    x = 6,645,097,703.28/93,791.85
  6. Step 6: Final answer
    x = 70,849.41

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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.