Home / 130,621.76-179,938.08-94,706.24

Finding the Fourth Proportional to 130,621.76, 179,938.08 and 94,706.24

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Solution

The fourth proportional to 130,621.76, 179,938.08 and 94,706.24 is: 130,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,621.76 : 179,938.08 = 94,706.24 : x
  2. Step 2: Convert to fraction form
    130,621.76/179,938.08 = 94,706.24/x
  3. Step 3: Cross multiply
    130,621.76x = 179,938.08 × 94,706.24
  4. Step 4: Simplify right side
    130,621.76x = 17,041,258,989.62
  5. Step 5: Solve for x
    x = 17,041,258,989.62/130,621.76
  6. Step 6: Final answer
    x = 130,462.63

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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.