Home / 123,600.51-185,339.43-39,349.72

Finding the Fourth Proportional to 123,600.51, 185,339.43 and 39,349.72

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Solution

The fourth proportional to 123,600.51, 185,339.43 and 39,349.72 is: 59,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,600.51 : 185,339.43 = 39,349.72 : x
  2. Step 2: Convert to fraction form
    123,600.51/185,339.43 = 39,349.72/x
  3. Step 3: Cross multiply
    123,600.51x = 185,339.43 × 39,349.72
  4. Step 4: Simplify right side
    123,600.51x = 7,293,054,675.46
  5. Step 5: Solve for x
    x = 7,293,054,675.46/123,600.51
  6. Step 6: Final answer
    x = 59,005.05

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1.5x scale

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.