Home / 70,418.34-97,177.35-38,587.24

Finding the Fourth Proportional to 70,418.34, 97,177.35 and 38,587.24

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Solution

The fourth proportional to 70,418.34, 97,177.35 and 38,587.24 is: 53,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,418.34 : 97,177.35 = 38,587.24 : x
  2. Step 2: Convert to fraction form
    70,418.34/97,177.35 = 38,587.24/x
  3. Step 3: Cross multiply
    70,418.34x = 97,177.35 × 38,587.24
  4. Step 4: Simplify right side
    70,418.34x = 3,749,805,557.31
  5. Step 5: Solve for x
    x = 3,749,805,557.31/70,418.34
  6. Step 6: Final answer
    x = 53,250.41

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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.