Home / 86,197.10-118,876.28-60,342.41

Finding the Fourth Proportional to 86,197.10, 118,876.28 and 60,342.41

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Solution

The fourth proportional to 86,197.10, 118,876.28 and 60,342.41 is: 83,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,197.10 : 118,876.28 = 60,342.41 : x
  2. Step 2: Convert to fraction form
    86,197.10/118,876.28 = 60,342.41/x
  3. Step 3: Cross multiply
    86,197.10x = 118,876.28 × 60,342.41
  4. Step 4: Simplify right side
    86,197.10x = 7,173,280,783.51
  5. Step 5: Solve for x
    x = 7,173,280,783.51/86,197.10
  6. Step 6: Final answer
    x = 83,219.51

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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.