Home / 93,795.30-129,438.27-51,354.18

Finding the Fourth Proportional to 93,795.30, 129,438.27 and 51,354.18

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Solution

The fourth proportional to 93,795.30, 129,438.27 and 51,354.18 is: 70,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,795.30 : 129,438.27 = 51,354.18 : x
  2. Step 2: Convert to fraction form
    93,795.30/129,438.27 = 51,354.18/x
  3. Step 3: Cross multiply
    93,795.30x = 129,438.27 × 51,354.18
  4. Step 4: Simplify right side
    93,795.30x = 6,647,196,216.47
  5. Step 5: Solve for x
    x = 6,647,196,216.47/93,795.30
  6. Step 6: Final answer
    x = 70,869.18

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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.