Home / 61,385.36-84,717.32-36,230.16

Finding the Fourth Proportional to 61,385.36, 84,717.32 and 36,230.16

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Solution

The fourth proportional to 61,385.36, 84,717.32 and 36,230.16 is: 50,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,385.36 : 84,717.32 = 36,230.16 : x
  2. Step 2: Convert to fraction form
    61,385.36/84,717.32 = 36,230.16/x
  3. Step 3: Cross multiply
    61,385.36x = 84,717.32 × 36,230.16
  4. Step 4: Simplify right side
    61,385.36x = 3,069,322,058.37
  5. Step 5: Solve for x
    x = 3,069,322,058.37/61,385.36
  6. Step 6: Final answer
    x = 50,000.88

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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.