Home / 64,014.76-88,356.18-38,885.32

Finding the Fourth Proportional to 64,014.76, 88,356.18 and 38,885.32

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Solution

The fourth proportional to 64,014.76, 88,356.18 and 38,885.32 is: 53,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,014.76 : 88,356.18 = 38,885.32 : x
  2. Step 2: Convert to fraction form
    64,014.76/88,356.18 = 38,885.32/x
  3. Step 3: Cross multiply
    64,014.76x = 88,356.18 × 38,885.32
  4. Step 4: Simplify right side
    64,014.76x = 3,435,758,333.28
  5. Step 5: Solve for x
    x = 3,435,758,333.28/64,014.76
  6. Step 6: Final answer
    x = 53,671.35

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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.