Home / 109,753.16-164,516.74-43,166.30

Finding the Fourth Proportional to 109,753.16, 164,516.74 and 43,166.30

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Solution

The fourth proportional to 109,753.16, 164,516.74 and 43,166.30 is: 64,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,753.16 : 164,516.74 = 43,166.30 : x
  2. Step 2: Convert to fraction form
    109,753.16/164,516.74 = 43,166.30/x
  3. Step 3: Cross multiply
    109,753.16x = 164,516.74 × 43,166.30
  4. Step 4: Simplify right side
    109,753.16x = 7,101,578,953.86
  5. Step 5: Solve for x
    x = 7,101,578,953.86/109,753.16
  6. Step 6: Final answer
    x = 64,705.01

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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.