Home / 122,718.72-183,808.26-101,417.34

Finding the Fourth Proportional to 122,718.72, 183,808.26 and 101,417.34

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Solution

The fourth proportional to 122,718.72, 183,808.26 and 101,417.34 is: 151,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,718.72 : 183,808.26 = 101,417.34 : x
  2. Step 2: Convert to fraction form
    122,718.72/183,808.26 = 101,417.34/x
  3. Step 3: Cross multiply
    122,718.72x = 183,808.26 × 101,417.34
  4. Step 4: Simplify right side
    122,718.72x = 18,641,344,799.23
  5. Step 5: Solve for x
    x = 18,641,344,799.23/122,718.72
  6. Step 6: Final answer
    x = 151,903.03

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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.