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Finding the Fourth Proportional to 64,038.54, 88,374.58 and 35,358.11

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Solution

The fourth proportional to 64,038.54, 88,374.58 and 35,358.11 is: 48,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,038.54 : 88,374.58 = 35,358.11 : x
  2. Step 2: Convert to fraction form
    64,038.54/88,374.58 = 35,358.11/x
  3. Step 3: Cross multiply
    64,038.54x = 88,374.58 × 35,358.11
  4. Step 4: Simplify right side
    64,038.54x = 3,124,757,502.18
  5. Step 5: Solve for x
    x = 3,124,757,502.18/64,038.54
  6. Step 6: Final answer
    x = 48,794.95

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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.