Home / 356,237.95-534,356.93-89,999.23

Finding the Fourth Proportional to 356,237.95, 534,356.93 and 89,999.23

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Solution

The fourth proportional to 356,237.95, 534,356.93 and 89,999.23 is: 134,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,237.95 : 534,356.93 = 89,999.23 : x
  2. Step 2: Convert to fraction form
    356,237.95/534,356.93 = 89,999.23/x
  3. Step 3: Cross multiply
    356,237.95x = 534,356.93 × 89,999.23
  4. Step 4: Simplify right side
    356,237.95x = 48,091,712,245.16
  5. Step 5: Solve for x
    x = 48,091,712,245.16/356,237.95
  6. Step 6: Final answer
    x = 134,998.85

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Similar ratio
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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.