Home / 157,330.94-236,002.88-82,409.18

Finding the Fourth Proportional to 157,330.94, 236,002.88 and 82,409.18

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Solution

The fourth proportional to 157,330.94, 236,002.88 and 82,409.18 is: 123,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,330.94 : 236,002.88 = 82,409.18 : x
  2. Step 2: Convert to fraction form
    157,330.94/236,002.88 = 82,409.18/x
  3. Step 3: Cross multiply
    157,330.94x = 236,002.88 × 82,409.18
  4. Step 4: Simplify right side
    157,330.94x = 19,448,802,844.45
  5. Step 5: Solve for x
    x = 19,448,802,844.45/157,330.94
  6. Step 6: Final answer
    x = 123,617.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.