Home / 169,886.16-254,838.96-51,561.36

Finding the Fourth Proportional to 169,886.16, 254,838.96 and 51,561.36

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Solution

The fourth proportional to 169,886.16, 254,838.96 and 51,561.36 is: 77,344.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,886.16 : 254,838.96 = 51,561.36 : x
  2. Step 2: Convert to fraction form
    169,886.16/254,838.96 = 51,561.36/x
  3. Step 3: Cross multiply
    169,886.16x = 254,838.96 × 51,561.36
  4. Step 4: Simplify right side
    169,886.16x = 13,139,843,358.59
  5. Step 5: Solve for x
    x = 13,139,843,358.59/169,886.16
  6. Step 6: Final answer
    x = 77,344.99

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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.