Home / 97,182.36-134,032.37-81,599.83

Finding the Fourth Proportional to 97,182.36, 134,032.37 and 81,599.83

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Solution

The fourth proportional to 97,182.36, 134,032.37 and 81,599.83 is: 112,541.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,182.36 : 134,032.37 = 81,599.83 : x
  2. Step 2: Convert to fraction form
    97,182.36/134,032.37 = 81,599.83/x
  3. Step 3: Cross multiply
    97,182.36x = 134,032.37 × 81,599.83
  4. Step 4: Simplify right side
    97,182.36x = 10,937,017,863.42
  5. Step 5: Solve for x
    x = 10,937,017,863.42/97,182.36
  6. Step 6: Final answer
    x = 112,541.18

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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.