Home / 42,669.51-63,968.10-17,693.97

Finding the Fourth Proportional to 42,669.51, 63,968.10 and 17,693.97

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Solution

The fourth proportional to 42,669.51, 63,968.10 and 17,693.97 is: 26,525.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,669.51 : 63,968.10 = 17,693.97 : x
  2. Step 2: Convert to fraction form
    42,669.51/63,968.10 = 17,693.97/x
  3. Step 3: Cross multiply
    42,669.51x = 63,968.10 × 17,693.97
  4. Step 4: Simplify right side
    42,669.51x = 1,131,849,642.36
  5. Step 5: Solve for x
    x = 1,131,849,642.36/42,669.51
  6. Step 6: Final answer
    x = 26,525.96

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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.