Home / 105,000.36-144,895.56-59,677.20

Finding the Fourth Proportional to 105,000.36, 144,895.56 and 59,677.20

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Solution

The fourth proportional to 105,000.36, 144,895.56 and 59,677.20 is: 82,351.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,000.36 : 144,895.56 = 59,677.20 : x
  2. Step 2: Convert to fraction form
    105,000.36/144,895.56 = 59,677.20/x
  3. Step 3: Cross multiply
    105,000.36x = 144,895.56 × 59,677.20
  4. Step 4: Simplify right side
    105,000.36x = 8,646,961,313.23
  5. Step 5: Solve for x
    x = 8,646,961,313.23/105,000.36
  6. Step 6: Final answer
    x = 82,351.73

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1.5x scale

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.