Home / 124,239.51-171,445.84-75,922.23

Finding the Fourth Proportional to 124,239.51, 171,445.84 and 75,922.23

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Solution

The fourth proportional to 124,239.51, 171,445.84 and 75,922.23 is: 104,769.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,239.51 : 171,445.84 = 75,922.23 : x
  2. Step 2: Convert to fraction form
    124,239.51/171,445.84 = 75,922.23/x
  3. Step 3: Cross multiply
    124,239.51x = 171,445.84 × 75,922.23
  4. Step 4: Simplify right side
    124,239.51x = 13,016,550,307.22
  5. Step 5: Solve for x
    x = 13,016,550,307.22/124,239.51
  6. Step 6: Final answer
    x = 104,769.81

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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.