Home / 158,172.78-237,261.90-58,281.54

Finding the Fourth Proportional to 158,172.78, 237,261.90 and 58,281.54

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Solution

The fourth proportional to 158,172.78, 237,261.90 and 58,281.54 is: 87,423.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,172.78 : 237,261.90 = 58,281.54 : x
  2. Step 2: Convert to fraction form
    158,172.78/237,261.90 = 58,281.54/x
  3. Step 3: Cross multiply
    158,172.78x = 237,261.90 × 58,281.54
  4. Step 4: Simplify right side
    158,172.78x = 13,827,988,915.33
  5. Step 5: Solve for x
    x = 13,827,988,915.33/158,172.78
  6. Step 6: Final answer
    x = 87,423.32

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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.