Home / 651,232.39-976,759.90-171,420.01

Finding the Fourth Proportional to 651,232.39, 976,759.90 and 171,420.01

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Solution

The fourth proportional to 651,232.39, 976,759.90 and 171,420.01 is: 257,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,232.39 : 976,759.90 = 171,420.01 : x
  2. Step 2: Convert to fraction form
    651,232.39/976,759.90 = 171,420.01/x
  3. Step 3: Cross multiply
    651,232.39x = 976,759.90 × 171,420.01
  4. Step 4: Simplify right side
    651,232.39x = 167,436,186,084.70
  5. Step 5: Solve for x
    x = 167,436,186,084.70/651,232.39
  6. Step 6: Final answer
    x = 257,106.66

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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.