Home / 403,125.63-604,636.20-166,436.34

Finding the Fourth Proportional to 403,125.63, 604,636.20 and 166,436.34

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Solution

The fourth proportional to 403,125.63, 604,636.20 and 166,436.34 is: 249,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,125.63 : 604,636.20 = 166,436.34 : x
  2. Step 2: Convert to fraction form
    403,125.63/604,636.20 = 166,436.34/x
  3. Step 3: Cross multiply
    403,125.63x = 604,636.20 × 166,436.34
  4. Step 4: Simplify right side
    403,125.63x = 100,633,436,159.51
  5. Step 5: Solve for x
    x = 100,633,436,159.51/403,125.63
  6. Step 6: Final answer
    x = 249,632.94

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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.