Home / 125,030.97-187,557.93-40,769.51

Finding the Fourth Proportional to 125,030.97, 187,557.93 and 40,769.51

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Solution

The fourth proportional to 125,030.97, 187,557.93 and 40,769.51 is: 61,158.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,030.97 : 187,557.93 = 40,769.51 : x
  2. Step 2: Convert to fraction form
    125,030.97/187,557.93 = 40,769.51/x
  3. Step 3: Cross multiply
    125,030.97x = 187,557.93 × 40,769.51
  4. Step 4: Simplify right side
    125,030.97x = 7,646,643,964.92
  5. Step 5: Solve for x
    x = 7,646,643,964.92/125,030.97
  6. Step 6: Final answer
    x = 61,158.00

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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.