Home / 147,294.41-203,267.66-83,633.57

Finding the Fourth Proportional to 147,294.41, 203,267.66 and 83,633.57

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Solution

The fourth proportional to 147,294.41, 203,267.66 and 83,633.57 is: 115,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,294.41 : 203,267.66 = 83,633.57 : x
  2. Step 2: Convert to fraction form
    147,294.41/203,267.66 = 83,633.57/x
  3. Step 3: Cross multiply
    147,294.41x = 203,267.66 × 83,633.57
  4. Step 4: Simplify right side
    147,294.41x = 17,000,000,071.35
  5. Step 5: Solve for x
    x = 17,000,000,071.35/147,294.41
  6. Step 6: Final answer
    x = 115,415.11

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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.