Home / 230,963.52-346,384.08-90,723.36

Finding the Fourth Proportional to 230,963.52, 346,384.08 and 90,723.36

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Solution

The fourth proportional to 230,963.52, 346,384.08 and 90,723.36 is: 136,061.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,963.52 : 346,384.08 = 90,723.36 : x
  2. Step 2: Convert to fraction form
    230,963.52/346,384.08 = 90,723.36/x
  3. Step 3: Cross multiply
    230,963.52x = 346,384.08 × 90,723.36
  4. Step 4: Simplify right side
    230,963.52x = 31,425,127,588.11
  5. Step 5: Solve for x
    x = 31,425,127,588.11/230,963.52
  6. Step 6: Final answer
    x = 136,061.00

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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.