Home / 356,237.34-534,355.98-89,998.62

Finding the Fourth Proportional to 356,237.34, 534,355.98 and 89,998.62

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Solution

The fourth proportional to 356,237.34, 534,355.98 and 89,998.62 is: 134,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,237.34 : 534,355.98 = 89,998.62 : x
  2. Step 2: Convert to fraction form
    356,237.34/534,355.98 = 89,998.62/x
  3. Step 3: Cross multiply
    356,237.34x = 534,355.98 × 89,998.62
  4. Step 4: Simplify right side
    356,237.34x = 48,091,300,788.75
  5. Step 5: Solve for x
    x = 48,091,300,788.75/356,237.34
  6. Step 6: Final answer
    x = 134,997.92

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1.5x scale

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.