Home / 118,522.68-163,560.18-64,807.14

Finding the Fourth Proportional to 118,522.68, 163,560.18 and 64,807.14

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Solution

The fourth proportional to 118,522.68, 163,560.18 and 64,807.14 is: 89,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,522.68 : 163,560.18 = 64,807.14 : x
  2. Step 2: Convert to fraction form
    118,522.68/163,560.18 = 64,807.14/x
  3. Step 3: Cross multiply
    118,522.68x = 163,560.18 × 64,807.14
  4. Step 4: Simplify right side
    118,522.68x = 10,599,867,483.69
  5. Step 5: Solve for x
    x = 10,599,867,483.69/118,522.68
  6. Step 6: Final answer
    x = 89,433.24

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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.