Home / 93,884.15-139,988.78-83,452.16

Finding the Fourth Proportional to 93,884.15, 139,988.78 and 83,452.16

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Solution

The fourth proportional to 93,884.15, 139,988.78 and 83,452.16 is: 124,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,884.15 : 139,988.78 = 83,452.16 : x
  2. Step 2: Convert to fraction form
    93,884.15/139,988.78 = 83,452.16/x
  3. Step 3: Cross multiply
    93,884.15x = 139,988.78 × 83,452.16
  4. Step 4: Simplify right side
    93,884.15x = 11,682,366,066.76
  5. Step 5: Solve for x
    x = 11,682,366,066.76/93,884.15
  6. Step 6: Final answer
    x = 124,433.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.