Home / 42,441.88-63,916.73-38,658.54

Finding the Fourth Proportional to 42,441.88, 63,916.73 and 38,658.54

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Solution

The fourth proportional to 42,441.88, 63,916.73 and 38,658.54 is: 58,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,441.88 : 63,916.73 = 38,658.54 : x
  2. Step 2: Convert to fraction form
    42,441.88/63,916.73 = 38,658.54/x
  3. Step 3: Cross multiply
    42,441.88x = 63,916.73 × 38,658.54
  4. Step 4: Simplify right side
    42,441.88x = 2,470,927,270.08
  5. Step 5: Solve for x
    x = 2,470,927,270.08/42,441.88
  6. Step 6: Final answer
    x = 58,219.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.