Home / 86,064.21-118,766.24-47,822.77

Finding the Fourth Proportional to 86,064.21, 118,766.24 and 47,822.77

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Solution

The fourth proportional to 86,064.21, 118,766.24 and 47,822.77 is: 65,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,064.21 : 118,766.24 = 47,822.77 : x
  2. Step 2: Convert to fraction form
    86,064.21/118,766.24 = 47,822.77/x
  3. Step 3: Cross multiply
    86,064.21x = 118,766.24 × 47,822.77
  4. Step 4: Simplify right side
    86,064.21x = 5,679,729,746.34
  5. Step 5: Solve for x
    x = 5,679,729,746.34/86,064.21
  6. Step 6: Final answer
    x = 65,994.10

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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.