Home / 61,753.08-85,218.12-34,895.00

Finding the Fourth Proportional to 61,753.08, 85,218.12 and 34,895.00

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Solution

The fourth proportional to 61,753.08, 85,218.12 and 34,895.00 is: 48,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,753.08 : 85,218.12 = 34,895.00 : x
  2. Step 2: Convert to fraction form
    61,753.08/85,218.12 = 34,895.00/x
  3. Step 3: Cross multiply
    61,753.08x = 85,218.12 × 34,895.00
  4. Step 4: Simplify right side
    61,753.08x = 2,973,685,871.31
  5. Step 5: Solve for x
    x = 2,973,685,871.31/61,753.08
  6. Step 6: Final answer
    x = 48,154.45

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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.