Home / 97,042.95-133,917.75-54,601.59

Finding the Fourth Proportional to 97,042.95, 133,917.75 and 54,601.59

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Solution

The fourth proportional to 97,042.95, 133,917.75 and 54,601.59 is: 75,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,042.95 : 133,917.75 = 54,601.59 : x
  2. Step 2: Convert to fraction form
    97,042.95/133,917.75 = 54,601.59/x
  3. Step 3: Cross multiply
    97,042.95x = 133,917.75 × 54,601.59
  4. Step 4: Simplify right side
    97,042.95x = 7,312,122,079.22
  5. Step 5: Solve for x
    x = 7,312,122,079.22/97,042.95
  6. Step 6: Final answer
    x = 75,349.34

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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.