Home / 98,646.37-136,140.33-60,405.73

Finding the Fourth Proportional to 98,646.37, 136,140.33 and 60,405.73

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Solution

The fourth proportional to 98,646.37, 136,140.33 and 60,405.73 is: 83,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,646.37 : 136,140.33 = 60,405.73 : x
  2. Step 2: Convert to fraction form
    98,646.37/136,140.33 = 60,405.73/x
  3. Step 3: Cross multiply
    98,646.37x = 136,140.33 × 60,405.73
  4. Step 4: Simplify right side
    98,646.37x = 8,223,656,016.09
  5. Step 5: Solve for x
    x = 8,223,656,016.09/98,646.37
  6. Step 6: Final answer
    x = 83,365.01

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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.