Home / 106,616.25-147,130.43-64,182.98

Finding the Fourth Proportional to 106,616.25, 147,130.43 and 64,182.98

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Solution

The fourth proportional to 106,616.25, 147,130.43 and 64,182.98 is: 88,572.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,616.25 : 147,130.43 = 64,182.98 : x
  2. Step 2: Convert to fraction form
    106,616.25/147,130.43 = 64,182.98/x
  3. Step 3: Cross multiply
    106,616.25x = 147,130.43 × 64,182.98
  4. Step 4: Simplify right side
    106,616.25x = 9,443,269,492.99
  5. Step 5: Solve for x
    x = 9,443,269,492.99/106,616.25
  6. Step 6: Final answer
    x = 88,572.52

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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.