Home / 126,486.52-174,551.34-69,897.40

Finding the Fourth Proportional to 126,486.52, 174,551.34 and 69,897.40

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Solution

The fourth proportional to 126,486.52, 174,551.34 and 69,897.40 is: 96,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,486.52 : 174,551.34 = 69,897.40 : x
  2. Step 2: Convert to fraction form
    126,486.52/174,551.34 = 69,897.40/x
  3. Step 3: Cross multiply
    126,486.52x = 174,551.34 × 69,897.40
  4. Step 4: Simplify right side
    126,486.52x = 12,200,684,832.52
  5. Step 5: Solve for x
    x = 12,200,684,832.52/126,486.52
  6. Step 6: Final answer
    x = 96,458.38

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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.