Home / 86,055.38-118,767.56-48,329.63

Finding the Fourth Proportional to 86,055.38, 118,767.56 and 48,329.63

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Solution

The fourth proportional to 86,055.38, 118,767.56 and 48,329.63 is: 66,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,055.38 : 118,767.56 = 48,329.63 : x
  2. Step 2: Convert to fraction form
    86,055.38/118,767.56 = 48,329.63/x
  3. Step 3: Cross multiply
    86,055.38x = 118,767.56 × 48,329.63
  4. Step 4: Simplify right side
    86,055.38x = 5,739,991,395.32
  5. Step 5: Solve for x
    x = 5,739,991,395.32/86,055.38
  6. Step 6: Final answer
    x = 66,701.14

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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.