Home / 98,853.23-136,393.93-55,833.59

Finding the Fourth Proportional to 98,853.23, 136,393.93 and 55,833.59

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Solution

The fourth proportional to 98,853.23, 136,393.93 and 55,833.59 is: 77,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,853.23 : 136,393.93 = 55,833.59 : x
  2. Step 2: Convert to fraction form
    98,853.23/136,393.93 = 55,833.59/x
  3. Step 3: Cross multiply
    98,853.23x = 136,393.93 × 55,833.59
  4. Step 4: Simplify right side
    98,853.23x = 7,615,362,766.11
  5. Step 5: Solve for x
    x = 7,615,362,766.11/98,853.23
  6. Step 6: Final answer
    x = 77,037.07

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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.