Home / 42,556.28-58,729.10-23,438.07

Finding the Fourth Proportional to 42,556.28, 58,729.10 and 23,438.07

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Solution

The fourth proportional to 42,556.28, 58,729.10 and 23,438.07 is: 32,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,556.28 : 58,729.10 = 23,438.07 : x
  2. Step 2: Convert to fraction form
    42,556.28/58,729.10 = 23,438.07/x
  3. Step 3: Cross multiply
    42,556.28x = 58,729.10 × 23,438.07
  4. Step 4: Simplify right side
    42,556.28x = 1,376,496,639.65
  5. Step 5: Solve for x
    x = 1,376,496,639.65/42,556.28
  6. Step 6: Final answer
    x = 32,345.33

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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.