Home / 537,050.34-805,515.33-137,700.51

Finding the Fourth Proportional to 537,050.34, 805,515.33 and 137,700.51

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Solution

The fourth proportional to 537,050.34, 805,515.33 and 137,700.51 is: 206,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,050.34 : 805,515.33 = 137,700.51 : x
  2. Step 2: Convert to fraction form
    537,050.34/805,515.33 = 137,700.51/x
  3. Step 3: Cross multiply
    537,050.34x = 805,515.33 × 137,700.51
  4. Step 4: Simplify right side
    537,050.34x = 110,919,871,753.82
  5. Step 5: Solve for x
    x = 110,919,871,753.82/537,050.34
  6. Step 6: Final answer
    x = 206,535.33

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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.