Home / 302,731.50-417,782.43-168,595.50

Finding the Fourth Proportional to 302,731.50, 417,782.43 and 168,595.50

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Solution

The fourth proportional to 302,731.50, 417,782.43 and 168,595.50 is: 232,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,731.50 : 417,782.43 = 168,595.50 : x
  2. Step 2: Convert to fraction form
    302,731.50/417,782.43 = 168,595.50/x
  3. Step 3: Cross multiply
    302,731.50x = 417,782.43 × 168,595.50
  4. Step 4: Simplify right side
    302,731.50x = 70,436,237,677.07
  5. Step 5: Solve for x
    x = 70,436,237,677.07/302,731.50
  6. Step 6: Final answer
    x = 232,669.01

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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.