Home / 130,244.16-179,740.32-73,664.16

Finding the Fourth Proportional to 130,244.16, 179,740.32 and 73,664.16

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Solution

The fourth proportional to 130,244.16, 179,740.32 and 73,664.16 is: 101,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,244.16 : 179,740.32 = 73,664.16 : x
  2. Step 2: Convert to fraction form
    130,244.16/179,740.32 = 73,664.16/x
  3. Step 3: Cross multiply
    130,244.16x = 179,740.32 × 73,664.16
  4. Step 4: Simplify right side
    130,244.16x = 13,240,419,690.93
  5. Step 5: Solve for x
    x = 13,240,419,690.93/130,244.16
  6. Step 6: Final answer
    x = 101,658.45

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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.