Home / 94,191.76-130,099.62-70,423.84

Finding the Fourth Proportional to 94,191.76, 130,099.62 and 70,423.84

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Solution

The fourth proportional to 94,191.76, 130,099.62 and 70,423.84 is: 97,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,191.76 : 130,099.62 = 70,423.84 : x
  2. Step 2: Convert to fraction form
    94,191.76/130,099.62 = 70,423.84/x
  3. Step 3: Cross multiply
    94,191.76x = 130,099.62 × 70,423.84
  4. Step 4: Simplify right side
    94,191.76x = 9,162,114,822.94
  5. Step 5: Solve for x
    x = 9,162,114,822.94/94,191.76
  6. Step 6: Final answer
    x = 97,270.87

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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.