Home / 94,157.60-130,021.88-70,242.76

Finding the Fourth Proportional to 94,157.60, 130,021.88 and 70,242.76

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Solution

The fourth proportional to 94,157.60, 130,021.88 and 70,242.76 is: 96,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,157.60 : 130,021.88 = 70,242.76 : x
  2. Step 2: Convert to fraction form
    94,157.60/130,021.88 = 70,242.76/x
  3. Step 3: Cross multiply
    94,157.60x = 130,021.88 × 70,242.76
  4. Step 4: Simplify right side
    94,157.60x = 9,133,095,711.59
  5. Step 5: Solve for x
    x = 9,133,095,711.59/94,157.60
  6. Step 6: Final answer
    x = 96,997.97

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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.