Home / 64,260.81-88,671.51-37,408.10

Finding the Fourth Proportional to 64,260.81, 88,671.51 and 37,408.10

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Solution

The fourth proportional to 64,260.81, 88,671.51 and 37,408.10 is: 51,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260.81 : 88,671.51 = 37,408.10 : x
  2. Step 2: Convert to fraction form
    64,260.81/88,671.51 = 37,408.10/x
  3. Step 3: Cross multiply
    64,260.81x = 88,671.51 × 37,408.10
  4. Step 4: Simplify right side
    64,260.81x = 3,317,032,269.87
  5. Step 5: Solve for x
    x = 3,317,032,269.87/64,260.81
  6. Step 6: Final answer
    x = 51,618.28

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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.