Home / 93,902.81-129,589.19-51,461.34

Finding the Fourth Proportional to 93,902.81, 129,589.19 and 51,461.34

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Solution

The fourth proportional to 93,902.81, 129,589.19 and 51,461.34 is: 71,018.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,902.81 : 129,589.19 = 51,461.34 : x
  2. Step 2: Convert to fraction form
    93,902.81/129,589.19 = 51,461.34/x
  3. Step 3: Cross multiply
    93,902.81x = 129,589.19 × 51,461.34
  4. Step 4: Simplify right side
    93,902.81x = 6,668,833,109.61
  5. Step 5: Solve for x
    x = 6,668,833,109.61/93,902.81
  6. Step 6: Final answer
    x = 71,018.47

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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.