Home / 96,670.89-133,405.25-56,381.49

Finding the Fourth Proportional to 96,670.89, 133,405.25 and 56,381.49

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Solution

The fourth proportional to 96,670.89, 133,405.25 and 56,381.49 is: 77,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,670.89 : 133,405.25 = 56,381.49 : x
  2. Step 2: Convert to fraction form
    96,670.89/133,405.25 = 56,381.49/x
  3. Step 3: Cross multiply
    96,670.89x = 133,405.25 × 56,381.49
  4. Step 4: Simplify right side
    96,670.89x = 7,521,586,486.92
  5. Step 5: Solve for x
    x = 7,521,586,486.92/96,670.89
  6. Step 6: Final answer
    x = 77,806.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.