Home / 97,655.06-134,766.50-54,633.12

Finding the Fourth Proportional to 97,655.06, 134,766.50 and 54,633.12

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Solution

The fourth proportional to 97,655.06, 134,766.50 and 54,633.12 is: 75,395.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,655.06 : 134,766.50 = 54,633.12 : x
  2. Step 2: Convert to fraction form
    97,655.06/134,766.50 = 54,633.12/x
  3. Step 3: Cross multiply
    97,655.06x = 134,766.50 × 54,633.12
  4. Step 4: Simplify right side
    97,655.06x = 7,362,714,093.31
  5. Step 5: Solve for x
    x = 7,362,714,093.31/97,655.06
  6. Step 6: Final answer
    x = 75,395.11

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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.