Home / 61,862.72-85,364.16-36,707.36

Finding the Fourth Proportional to 61,862.72, 85,364.16 and 36,707.36

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Solution

The fourth proportional to 61,862.72, 85,364.16 and 36,707.36 is: 50,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,862.72 : 85,364.16 = 36,707.36 : x
  2. Step 2: Convert to fraction form
    61,862.72/85,364.16 = 36,707.36/x
  3. Step 3: Cross multiply
    61,862.72x = 85,364.16 × 36,707.36
  4. Step 4: Simplify right side
    61,862.72x = 3,133,492,952.22
  5. Step 5: Solve for x
    x = 3,133,492,952.22/61,862.72
  6. Step 6: Final answer
    x = 50,652.36

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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.