Home / 98,823.06-136,374.84-53,499.84

Finding the Fourth Proportional to 98,823.06, 136,374.84 and 53,499.84

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Solution

The fourth proportional to 98,823.06, 136,374.84 and 53,499.84 is: 73,829.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,823.06 : 136,374.84 = 53,499.84 : x
  2. Step 2: Convert to fraction form
    98,823.06/136,374.84 = 53,499.84/x
  3. Step 3: Cross multiply
    98,823.06x = 136,374.84 × 53,499.84
  4. Step 4: Simplify right side
    98,823.06x = 7,296,032,120.03
  5. Step 5: Solve for x
    x = 7,296,032,120.03/98,823.06
  6. Step 6: Final answer
    x = 73,829.25

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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.