Home / 403,098.12-604,737.09-122,637.24

Finding the Fourth Proportional to 403,098.12, 604,737.09 and 122,637.24

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Solution

The fourth proportional to 403,098.12, 604,737.09 and 122,637.24 is: 183,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,098.12 : 604,737.09 = 122,637.24 : x
  2. Step 2: Convert to fraction form
    403,098.12/604,737.09 = 122,637.24/x
  3. Step 3: Cross multiply
    403,098.12x = 604,737.09 × 122,637.24
  4. Step 4: Simplify right side
    403,098.12x = 74,163,287,643.23
  5. Step 5: Solve for x
    x = 74,163,287,643.23/403,098.12
  6. Step 6: Final answer
    x = 183,983.21

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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.