Home / 83,986.04-116,011.50-62,728.44

Finding the Fourth Proportional to 83,986.04, 116,011.50 and 62,728.44

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Solution

The fourth proportional to 83,986.04, 116,011.50 and 62,728.44 is: 86,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,986.04 : 116,011.50 = 62,728.44 : x
  2. Step 2: Convert to fraction form
    83,986.04/116,011.50 = 62,728.44/x
  3. Step 3: Cross multiply
    83,986.04x = 116,011.50 × 62,728.44
  4. Step 4: Simplify right side
    83,986.04x = 7,277,220,417.06
  5. Step 5: Solve for x
    x = 7,277,220,417.06/83,986.04
  6. Step 6: Final answer
    x = 86,647.98

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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.