Home / 70,555.86-97,367.40-38,725.02

Finding the Fourth Proportional to 70,555.86, 97,367.40 and 38,725.02

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Solution

The fourth proportional to 70,555.86, 97,367.40 and 38,725.02 is: 53,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,555.86 : 97,367.40 = 38,725.02 : x
  2. Step 2: Convert to fraction form
    70,555.86/97,367.40 = 38,725.02/x
  3. Step 3: Cross multiply
    70,555.86x = 97,367.40 × 38,725.02
  4. Step 4: Simplify right side
    70,555.86x = 3,770,554,512.35
  5. Step 5: Solve for x
    x = 3,770,554,512.35/70,555.86
  6. Step 6: Final answer
    x = 53,440.70

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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.