Home / 172,427.98-237,948.27-96,976.48

Finding the Fourth Proportional to 172,427.98, 237,948.27 and 96,976.48

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Solution

The fourth proportional to 172,427.98, 237,948.27 and 96,976.48 is: 133,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,427.98 : 237,948.27 = 96,976.48 : x
  2. Step 2: Convert to fraction form
    172,427.98/237,948.27 = 96,976.48/x
  3. Step 3: Cross multiply
    172,427.98x = 237,948.27 × 96,976.48
  4. Step 4: Simplify right side
    172,427.98x = 23,075,385,646.69
  5. Step 5: Solve for x
    x = 23,075,385,646.69/172,427.98
  6. Step 6: Final answer
    x = 133,826.22

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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.