Home / 157,641.84-236,562.12-105,089.04

Finding the Fourth Proportional to 157,641.84, 236,562.12 and 105,089.04

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Solution

The fourth proportional to 157,641.84, 236,562.12 and 105,089.04 is: 157,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,641.84 : 236,562.12 = 105,089.04 : x
  2. Step 2: Convert to fraction form
    157,641.84/236,562.12 = 105,089.04/x
  3. Step 3: Cross multiply
    157,641.84x = 236,562.12 × 105,089.04
  4. Step 4: Simplify right side
    157,641.84x = 24,860,086,091.16
  5. Step 5: Solve for x
    x = 24,860,086,091.16/157,641.84
  6. Step 6: Final answer
    x = 157,699.80

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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.