Home / 70,534.64-97,334.46-38,702.84

Finding the Fourth Proportional to 70,534.64, 97,334.46 and 38,702.84

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Solution

The fourth proportional to 70,534.64, 97,334.46 and 38,702.84 is: 53,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,534.64 : 97,334.46 = 38,702.84 : x
  2. Step 2: Convert to fraction form
    70,534.64/97,334.46 = 38,702.84/x
  3. Step 3: Cross multiply
    70,534.64x = 97,334.46 × 38,702.84
  4. Step 4: Simplify right side
    70,534.64x = 3,767,120,031.87
  5. Step 5: Solve for x
    x = 3,767,120,031.87/70,534.64
  6. Step 6: Final answer
    x = 53,408.08

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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.