Home / 125,020.51-187,480.23-46,117.15

Finding the Fourth Proportional to 125,020.51, 187,480.23 and 46,117.15

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Solution

The fourth proportional to 125,020.51, 187,480.23 and 46,117.15 is: 69,157.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,020.51 : 187,480.23 = 46,117.15 : x
  2. Step 2: Convert to fraction form
    125,020.51/187,480.23 = 46,117.15/x
  3. Step 3: Cross multiply
    125,020.51x = 187,480.23 × 46,117.15
  4. Step 4: Simplify right side
    125,020.51x = 8,646,053,888.94
  5. Step 5: Solve for x
    x = 8,646,053,888.94/125,020.51
  6. Step 6: Final answer
    x = 69,157.08

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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.