Home / 42,005.32-57,967.16-22,885.03

Finding the Fourth Proportional to 42,005.32, 57,967.16 and 22,885.03

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Solution

The fourth proportional to 42,005.32, 57,967.16 and 22,885.03 is: 31,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,005.32 : 57,967.16 = 22,885.03 : x
  2. Step 2: Convert to fraction form
    42,005.32/57,967.16 = 22,885.03/x
  3. Step 3: Cross multiply
    42,005.32x = 57,967.16 × 22,885.03
  4. Step 4: Simplify right side
    42,005.32x = 1,326,580,239.47
  5. Step 5: Solve for x
    x = 1,326,580,239.47/42,005.32
  6. Step 6: Final answer
    x = 31,581.25

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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.