Home / 233,006.80-321,561.02-131,064.35

Finding the Fourth Proportional to 233,006.80, 321,561.02 and 131,064.35

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Solution

The fourth proportional to 233,006.80, 321,561.02 and 131,064.35 is: 180,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,006.80 : 321,561.02 = 131,064.35 : x
  2. Step 2: Convert to fraction form
    233,006.80/321,561.02 = 131,064.35/x
  3. Step 3: Cross multiply
    233,006.80x = 321,561.02 × 131,064.35
  4. Step 4: Simplify right side
    233,006.80x = 42,145,186,071.64
  5. Step 5: Solve for x
    x = 42,145,186,071.64/233,006.80
  6. Step 6: Final answer
    x = 180,875.35

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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.