Home / 123,453.84-185,151.60-56,852.40

Finding the Fourth Proportional to 123,453.84, 185,151.60 and 56,852.40

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Solution

The fourth proportional to 123,453.84, 185,151.60 and 56,852.40 is: 85,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,453.84 : 185,151.60 = 56,852.40 : x
  2. Step 2: Convert to fraction form
    123,453.84/185,151.60 = 56,852.40/x
  3. Step 3: Cross multiply
    123,453.84x = 185,151.60 × 56,852.40
  4. Step 4: Simplify right side
    123,453.84x = 10,526,312,823.84
  5. Step 5: Solve for x
    x = 10,526,312,823.84/123,453.84
  6. Step 6: Final answer
    x = 85,265.17

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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.