Home / 130,570.47-180,202.41-73,225.53

Finding the Fourth Proportional to 130,570.47, 180,202.41 and 73,225.53

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Solution

The fourth proportional to 130,570.47, 180,202.41 and 73,225.53 is: 101,059.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,570.47 : 180,202.41 = 73,225.53 : x
  2. Step 2: Convert to fraction form
    130,570.47/180,202.41 = 73,225.53/x
  3. Step 3: Cross multiply
    130,570.47x = 180,202.41 × 73,225.53
  4. Step 4: Simplify right side
    130,570.47x = 13,195,416,979.53
  5. Step 5: Solve for x
    x = 13,195,416,979.53/130,570.47
  6. Step 6: Final answer
    x = 101,059.73

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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.