Home / 130,151.64-179,618.40-73,563.42

Finding the Fourth Proportional to 130,151.64, 179,618.40 and 73,563.42

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Solution

The fourth proportional to 130,151.64, 179,618.40 and 73,563.42 is: 101,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,151.64 : 179,618.40 = 73,563.42 : x
  2. Step 2: Convert to fraction form
    130,151.64/179,618.40 = 73,563.42/x
  3. Step 3: Cross multiply
    130,151.64x = 179,618.40 × 73,563.42
  4. Step 4: Simplify right side
    130,151.64x = 13,213,343,798.93
  5. Step 5: Solve for x
    x = 13,213,343,798.93/130,151.64
  6. Step 6: Final answer
    x = 101,522.68

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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.