Home / 109,397.37-150,968.57-63,465.92

Finding the Fourth Proportional to 109,397.37, 150,968.57 and 63,465.92

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Solution

The fourth proportional to 109,397.37, 150,968.57 and 63,465.92 is: 87,583.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,397.37 : 150,968.57 = 63,465.92 : x
  2. Step 2: Convert to fraction form
    109,397.37/150,968.57 = 63,465.92/x
  3. Step 3: Cross multiply
    109,397.37x = 150,968.57 × 63,465.92
  4. Step 4: Simplify right side
    109,397.37x = 9,581,358,113.96
  5. Step 5: Solve for x
    x = 9,581,358,113.96/109,397.37
  6. Step 6: Final answer
    x = 87,583.08

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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.