Home / 114,063.12-157,416.84-66,313.44

Finding the Fourth Proportional to 114,063.12, 157,416.84 and 66,313.44

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Solution

The fourth proportional to 114,063.12, 157,416.84 and 66,313.44 is: 91,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,063.12 : 157,416.84 = 66,313.44 : x
  2. Step 2: Convert to fraction form
    114,063.12/157,416.84 = 66,313.44/x
  3. Step 3: Cross multiply
    114,063.12x = 157,416.84 × 66,313.44
  4. Step 4: Simplify right side
    114,063.12x = 10,438,852,174.33
  5. Step 5: Solve for x
    x = 10,438,852,174.33/114,063.12
  6. Step 6: Final answer
    x = 91,518.21

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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.