Home / 89,370.12-134,055.12-22,810.26

Finding the Fourth Proportional to 89,370.12, 134,055.12 and 22,810.26

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Solution

The fourth proportional to 89,370.12, 134,055.12 and 22,810.26 is: 34,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,370.12 : 134,055.12 = 22,810.26 : x
  2. Step 2: Convert to fraction form
    89,370.12/134,055.12 = 22,810.26/x
  3. Step 3: Cross multiply
    89,370.12x = 134,055.12 × 22,810.26
  4. Step 4: Simplify right side
    89,370.12x = 3,057,832,141.53
  5. Step 5: Solve for x
    x = 3,057,832,141.53/89,370.12
  6. Step 6: Final answer
    x = 34,215.37

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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.