Home / 86,208.08-118,957.48-48,481.52

Finding the Fourth Proportional to 86,208.08, 118,957.48 and 48,481.52

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Solution

The fourth proportional to 86,208.08, 118,957.48 and 48,481.52 is: 66,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,208.08 : 118,957.48 = 48,481.52 : x
  2. Step 2: Convert to fraction form
    86,208.08/118,957.48 = 48,481.52/x
  3. Step 3: Cross multiply
    86,208.08x = 118,957.48 × 48,481.52
  4. Step 4: Simplify right side
    86,208.08x = 5,767,239,445.77
  5. Step 5: Solve for x
    x = 5,767,239,445.77/86,208.08
  6. Step 6: Final answer
    x = 66,899.06

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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.