Home / 124,031.66-186,064.83-39,772.01

Finding the Fourth Proportional to 124,031.66, 186,064.83 and 39,772.01

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Solution

The fourth proportional to 124,031.66, 186,064.83 and 39,772.01 is: 59,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,031.66 : 186,064.83 = 39,772.01 : x
  2. Step 2: Convert to fraction form
    124,031.66/186,064.83 = 39,772.01/x
  3. Step 3: Cross multiply
    124,031.66x = 186,064.83 × 39,772.01
  4. Step 4: Simplify right side
    124,031.66x = 7,400,171,349.08
  5. Step 5: Solve for x
    x = 7,400,171,349.08/124,031.66
  6. Step 6: Final answer
    x = 59,663.57

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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.