Home / 114,153.96-157,496.76-68,845.80

Finding the Fourth Proportional to 114,153.96, 157,496.76 and 68,845.80

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Solution

The fourth proportional to 114,153.96, 157,496.76 and 68,845.80 is: 94,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,153.96 : 157,496.76 = 68,845.80 : x
  2. Step 2: Convert to fraction form
    114,153.96/157,496.76 = 68,845.80/x
  3. Step 3: Cross multiply
    114,153.96x = 157,496.76 × 68,845.80
  4. Step 4: Simplify right side
    114,153.96x = 10,842,990,439.61
  5. Step 5: Solve for x
    x = 10,842,990,439.61/114,153.96
  6. Step 6: Final answer
    x = 94,985.67

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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.