Home / 130,066.63-179,506.55-73,481.65

Finding the Fourth Proportional to 130,066.63, 179,506.55 and 73,481.65

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Solution

The fourth proportional to 130,066.63, 179,506.55 and 73,481.65 is: 101,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,066.63 : 179,506.55 = 73,481.65 : x
  2. Step 2: Convert to fraction form
    130,066.63/179,506.55 = 73,481.65/x
  3. Step 3: Cross multiply
    130,066.63x = 179,506.55 × 73,481.65
  4. Step 4: Simplify right side
    130,066.63x = 13,190,437,479.81
  5. Step 5: Solve for x
    x = 13,190,437,479.81/130,066.63
  6. Step 6: Final answer
    x = 101,412.93

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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.