Home / 101,968.84-152,869.02-45,002.17

Finding the Fourth Proportional to 101,968.84, 152,869.02 and 45,002.17

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Solution

The fourth proportional to 101,968.84, 152,869.02 and 45,002.17 is: 67,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,968.84 : 152,869.02 = 45,002.17 : x
  2. Step 2: Convert to fraction form
    101,968.84/152,869.02 = 45,002.17/x
  3. Step 3: Cross multiply
    101,968.84x = 152,869.02 × 45,002.17
  4. Step 4: Simplify right side
    101,968.84x = 6,879,437,625.77
  5. Step 5: Solve for x
    x = 6,879,437,625.77/101,968.84
  6. Step 6: Final answer
    x = 67,466.08

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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.