Home / 158,531.36-237,827.07-83,580.64

Finding the Fourth Proportional to 158,531.36, 237,827.07 and 83,580.64

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Solution

The fourth proportional to 158,531.36, 237,827.07 and 83,580.64 is: 125,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,531.36 : 237,827.07 = 83,580.64 : x
  2. Step 2: Convert to fraction form
    158,531.36/237,827.07 = 83,580.64/x
  3. Step 3: Cross multiply
    158,531.36x = 237,827.07 × 83,580.64
  4. Step 4: Simplify right side
    158,531.36x = 19,877,738,125.36
  5. Step 5: Solve for x
    x = 19,877,738,125.36/158,531.36
  6. Step 6: Final answer
    x = 125,386.79

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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.