Home / 70,417.30-97,175.31-38,586.11

Finding the Fourth Proportional to 70,417.30, 97,175.31 and 38,586.11

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Solution

The fourth proportional to 70,417.30, 97,175.31 and 38,586.11 is: 53,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417.30 : 97,175.31 = 38,586.11 : x
  2. Step 2: Convert to fraction form
    70,417.30/97,175.31 = 38,586.11/x
  3. Step 3: Cross multiply
    70,417.30x = 97,175.31 × 38,586.11
  4. Step 4: Simplify right side
    70,417.30x = 3,749,617,200.94
  5. Step 5: Solve for x
    x = 3,749,617,200.94/70,417.30
  6. Step 6: Final answer
    x = 53,248.52

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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.