Home / 85,962.86-118,628.43-48,237.02

Finding the Fourth Proportional to 85,962.86, 118,628.43 and 48,237.02

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Solution

The fourth proportional to 85,962.86, 118,628.43 and 48,237.02 is: 66,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,962.86 : 118,628.43 = 48,237.02 : x
  2. Step 2: Convert to fraction form
    85,962.86/118,628.43 = 48,237.02/x
  3. Step 3: Cross multiply
    85,962.86x = 118,628.43 × 48,237.02
  4. Step 4: Simplify right side
    85,962.86x = 5,722,281,950.48
  5. Step 5: Solve for x
    x = 5,722,281,950.48/85,962.86
  6. Step 6: Final answer
    x = 66,566.91

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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.