Home / 89,968.66-134,922.27-64,934.35

Finding the Fourth Proportional to 89,968.66, 134,922.27 and 64,934.35

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Solution

The fourth proportional to 89,968.66, 134,922.27 and 64,934.35 is: 97,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,968.66 : 134,922.27 = 64,934.35 : x
  2. Step 2: Convert to fraction form
    89,968.66/134,922.27 = 64,934.35/x
  3. Step 3: Cross multiply
    89,968.66x = 134,922.27 × 64,934.35
  4. Step 4: Simplify right side
    89,968.66x = 8,761,089,809.17
  5. Step 5: Solve for x
    x = 8,761,089,809.17/89,968.66
  6. Step 6: Final answer
    x = 97,379.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.