Home / 38,357.65-57,461.14-34,178.05

Finding the Fourth Proportional to 38,357.65, 57,461.14 and 34,178.05

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Solution

The fourth proportional to 38,357.65, 57,461.14 and 34,178.05 is: 51,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,357.65 : 57,461.14 = 34,178.05 : x
  2. Step 2: Convert to fraction form
    38,357.65/57,461.14 = 34,178.05/x
  3. Step 3: Cross multiply
    38,357.65x = 57,461.14 × 34,178.05
  4. Step 4: Simplify right side
    38,357.65x = 1,963,909,715.98
  5. Step 5: Solve for x
    x = 1,963,909,715.98/38,357.65
  6. Step 6: Final answer
    x = 51,199.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.