Home / 122,947.85-169,666.36-69,233.51

Finding the Fourth Proportional to 122,947.85, 169,666.36 and 69,233.51

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Solution

The fourth proportional to 122,947.85, 169,666.36 and 69,233.51 is: 95,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,947.85 : 169,666.36 = 69,233.51 : x
  2. Step 2: Convert to fraction form
    122,947.85/169,666.36 = 69,233.51/x
  3. Step 3: Cross multiply
    122,947.85x = 169,666.36 × 69,233.51
  4. Step 4: Simplify right side
    122,947.85x = 11,746,596,610.31
  5. Step 5: Solve for x
    x = 11,746,596,610.31/122,947.85
  6. Step 6: Final answer
    x = 95,541.30

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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.