Home / 63,435.14-87,549.81-36,572.40

Finding the Fourth Proportional to 63,435.14, 87,549.81 and 36,572.40

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Solution

The fourth proportional to 63,435.14, 87,549.81 and 36,572.40 is: 50,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,435.14 : 87,549.81 = 36,572.40 : x
  2. Step 2: Convert to fraction form
    63,435.14/87,549.81 = 36,572.40/x
  3. Step 3: Cross multiply
    63,435.14x = 87,549.81 × 36,572.40
  4. Step 4: Simplify right side
    63,435.14x = 3,201,906,671.24
  5. Step 5: Solve for x
    x = 3,201,906,671.24/63,435.14
  6. Step 6: Final answer
    x = 50,475.29

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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.