Home / 119,302.30-164,637.51-68,315.80

Finding the Fourth Proportional to 119,302.30, 164,637.51 and 68,315.80

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Solution

The fourth proportional to 119,302.30, 164,637.51 and 68,315.80 is: 94,276.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,302.30 : 164,637.51 = 68,315.80 : x
  2. Step 2: Convert to fraction form
    119,302.30/164,637.51 = 68,315.80/x
  3. Step 3: Cross multiply
    119,302.30x = 164,637.51 × 68,315.80
  4. Step 4: Simplify right side
    119,302.30x = 11,247,343,205.66
  5. Step 5: Solve for x
    x = 11,247,343,205.66/119,302.30
  6. Step 6: Final answer
    x = 94,276.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.