Home / 64,576.27-89,116.10-39,082.33

Finding the Fourth Proportional to 64,576.27, 89,116.10 and 39,082.33

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Solution

The fourth proportional to 64,576.27, 89,116.10 and 39,082.33 is: 53,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,576.27 : 89,116.10 = 39,082.33 : x
  2. Step 2: Convert to fraction form
    64,576.27/89,116.10 = 39,082.33/x
  3. Step 3: Cross multiply
    64,576.27x = 89,116.10 × 39,082.33
  4. Step 4: Simplify right side
    64,576.27x = 3,482,864,828.51
  5. Step 5: Solve for x
    x = 3,482,864,828.51/64,576.27
  6. Step 6: Final answer
    x = 53,934.13

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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.