Home / 38,574.75-53,230.63-21,576.04

Finding the Fourth Proportional to 38,574.75, 53,230.63 and 21,576.04

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Solution

The fourth proportional to 38,574.75, 53,230.63 and 21,576.04 is: 29,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,574.75 : 53,230.63 = 21,576.04 : x
  2. Step 2: Convert to fraction form
    38,574.75/53,230.63 = 21,576.04/x
  3. Step 3: Cross multiply
    38,574.75x = 53,230.63 × 21,576.04
  4. Step 4: Simplify right side
    38,574.75x = 1,148,506,202.11
  5. Step 5: Solve for x
    x = 1,148,506,202.11/38,574.75
  6. Step 6: Final answer
    x = 29,773.52

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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.