Home / 93,585.44-129,148.24-51,143.96

Finding the Fourth Proportional to 93,585.44, 129,148.24 and 51,143.96

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Solution

The fourth proportional to 93,585.44, 129,148.24 and 51,143.96 is: 70,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,585.44 : 129,148.24 = 51,143.96 : x
  2. Step 2: Convert to fraction form
    93,585.44/129,148.24 = 51,143.96/x
  3. Step 3: Cross multiply
    93,585.44x = 129,148.24 × 51,143.96
  4. Step 4: Simplify right side
    93,585.44x = 6,605,152,420.63
  5. Step 5: Solve for x
    x = 6,605,152,420.63/93,585.44
  6. Step 6: Final answer
    x = 70,578.85

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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.