Home / 42,615.39-58,763.09-29,012.25

Finding the Fourth Proportional to 42,615.39, 58,763.09 and 29,012.25

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Solution

The fourth proportional to 42,615.39, 58,763.09 and 29,012.25 is: 40,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,615.39 : 58,763.09 = 29,012.25 : x
  2. Step 2: Convert to fraction form
    42,615.39/58,763.09 = 29,012.25/x
  3. Step 3: Cross multiply
    42,615.39x = 58,763.09 × 29,012.25
  4. Step 4: Simplify right side
    42,615.39x = 1,704,849,312.79
  5. Step 5: Solve for x
    x = 1,704,849,312.79/42,615.39
  6. Step 6: Final answer
    x = 40,005.48

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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.