Home / 64,643.06-89,200.17-36,348.14

Finding the Fourth Proportional to 64,643.06, 89,200.17 and 36,348.14

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Solution

The fourth proportional to 64,643.06, 89,200.17 and 36,348.14 is: 50,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,643.06 : 89,200.17 = 36,348.14 : x
  2. Step 2: Convert to fraction form
    64,643.06/89,200.17 = 36,348.14/x
  3. Step 3: Cross multiply
    64,643.06x = 89,200.17 × 36,348.14
  4. Step 4: Simplify right side
    64,643.06x = 3,242,260,267.18
  5. Step 5: Solve for x
    x = 3,242,260,267.18/64,643.06
  6. Step 6: Final answer
    x = 50,156.36

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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.