Home / 85,886.04-118,462.76-82,995.96

Finding the Fourth Proportional to 85,886.04, 118,462.76 and 82,995.96

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Solution

The fourth proportional to 85,886.04, 118,462.76 and 82,995.96 is: 114,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,886.04 : 118,462.76 = 82,995.96 : x
  2. Step 2: Convert to fraction form
    85,886.04/118,462.76 = 82,995.96/x
  3. Step 3: Cross multiply
    85,886.04x = 118,462.76 × 82,995.96
  4. Step 4: Simplify right side
    85,886.04x = 9,831,930,490.45
  5. Step 5: Solve for x
    x = 9,831,930,490.45/85,886.04
  6. Step 6: Final answer
    x = 114,476.47

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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.