Home / 64,825.19-89,483.36-43,616.76

Finding the Fourth Proportional to 64,825.19, 89,483.36 and 43,616.76

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Solution

The fourth proportional to 64,825.19, 89,483.36 and 43,616.76 is: 60,207.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,825.19 : 89,483.36 = 43,616.76 : x
  2. Step 2: Convert to fraction form
    64,825.19/89,483.36 = 43,616.76/x
  3. Step 3: Cross multiply
    64,825.19x = 89,483.36 × 43,616.76
  4. Step 4: Simplify right side
    64,825.19x = 3,902,974,237.11
  5. Step 5: Solve for x
    x = 3,902,974,237.11/64,825.19
  6. Step 6: Final answer
    x = 60,207.68

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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.