Home / 112,199.63-169,073.57-101,669.22

Finding the Fourth Proportional to 112,199.63, 169,073.57 and 101,669.22

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Solution

The fourth proportional to 112,199.63, 169,073.57 and 101,669.22 is: 153,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,199.63 : 169,073.57 = 101,669.22 : x
  2. Step 2: Convert to fraction form
    112,199.63/169,073.57 = 101,669.22/x
  3. Step 3: Cross multiply
    112,199.63x = 169,073.57 × 101,669.22
  4. Step 4: Simplify right side
    112,199.63x = 17,189,578,238.69
  5. Step 5: Solve for x
    x = 17,189,578,238.69/112,199.63
  6. Step 6: Final answer
    x = 153,205.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.