Home / 86,607.18-119,516.81-48,367.40

Finding the Fourth Proportional to 86,607.18, 119,516.81 and 48,367.40

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Solution

The fourth proportional to 86,607.18, 119,516.81 and 48,367.40 is: 66,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,607.18 : 119,516.81 = 48,367.40 : x
  2. Step 2: Convert to fraction form
    86,607.18/119,516.81 = 48,367.40/x
  3. Step 3: Cross multiply
    86,607.18x = 119,516.81 × 48,367.40
  4. Step 4: Simplify right side
    86,607.18x = 5,780,716,516.57
  5. Step 5: Solve for x
    x = 5,780,716,516.57/86,607.18
  6. Step 6: Final answer
    x = 66,746.39

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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.