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Finding the Fourth Proportional to 64,404.64, 88,878.40 and 36,110.32

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Solution

The fourth proportional to 64,404.64, 88,878.40 and 36,110.32 is: 49,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,404.64 : 88,878.40 = 36,110.32 : x
  2. Step 2: Convert to fraction form
    64,404.64/88,878.40 = 36,110.32/x
  3. Step 3: Cross multiply
    64,404.64x = 88,878.40 × 36,110.32
  4. Step 4: Simplify right side
    64,404.64x = 3,209,427,465.09
  5. Step 5: Solve for x
    x = 3,209,427,465.09/64,404.64
  6. Step 6: Final answer
    x = 49,832.24

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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.