Home / 60,154.48-90,203.28-18,018.32

Finding the Fourth Proportional to 60,154.48, 90,203.28 and 18,018.32

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Solution

The fourth proportional to 60,154.48, 90,203.28 and 18,018.32 is: 27,018.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,154.48 : 90,203.28 = 18,018.32 : x
  2. Step 2: Convert to fraction form
    60,154.48/90,203.28 = 18,018.32/x
  3. Step 3: Cross multiply
    60,154.48x = 90,203.28 × 18,018.32
  4. Step 4: Simplify right side
    60,154.48x = 1,625,311,564.09
  5. Step 5: Solve for x
    x = 1,625,311,564.09/60,154.48
  6. Step 6: Final answer
    x = 27,018.96

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1.5x scale

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.