Home / 537,384.15-805,985.52-153,105.90

Finding the Fourth Proportional to 537,384.15, 805,985.52 and 153,105.90

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Solution

The fourth proportional to 537,384.15, 805,985.52 and 153,105.90 is: 229,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,384.15 : 805,985.52 = 153,105.90 : x
  2. Step 2: Convert to fraction form
    537,384.15/805,985.52 = 153,105.90/x
  3. Step 3: Cross multiply
    537,384.15x = 805,985.52 × 153,105.90
  4. Step 4: Simplify right side
    537,384.15x = 123,401,138,426.57
  5. Step 5: Solve for x
    x = 123,401,138,426.57/537,384.15
  6. Step 6: Final answer
    x = 229,633.01

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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.