Home / 158,587.56-237,880.50-74,406.66

Finding the Fourth Proportional to 158,587.56, 237,880.50 and 74,406.66

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Solution

The fourth proportional to 158,587.56, 237,880.50 and 74,406.66 is: 111,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,587.56 : 237,880.50 = 74,406.66 : x
  2. Step 2: Convert to fraction form
    158,587.56/237,880.50 = 74,406.66/x
  3. Step 3: Cross multiply
    158,587.56x = 237,880.50 × 74,406.66
  4. Step 4: Simplify right side
    158,587.56x = 17,699,893,484.13
  5. Step 5: Solve for x
    x = 17,699,893,484.13/158,587.56
  6. Step 6: Final answer
    x = 111,609.60

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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.