Home / 64,803.21-89,394.30-44,625.12

Finding the Fourth Proportional to 64,803.21, 89,394.30 and 44,625.12

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Solution

The fourth proportional to 64,803.21, 89,394.30 and 44,625.12 is: 61,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,803.21 : 89,394.30 = 44,625.12 : x
  2. Step 2: Convert to fraction form
    64,803.21/89,394.30 = 44,625.12/x
  3. Step 3: Cross multiply
    64,803.21x = 89,394.30 × 44,625.12
  4. Step 4: Simplify right side
    64,803.21x = 3,989,231,364.82
  5. Step 5: Solve for x
    x = 3,989,231,364.82/64,803.21
  6. Step 6: Final answer
    x = 61,559.16

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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.