Home / 114,004.49-157,341.84-65,605.43

Finding the Fourth Proportional to 114,004.49, 157,341.84 and 65,605.43

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Solution

The fourth proportional to 114,004.49, 157,341.84 and 65,605.43 is: 90,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,004.49 : 157,341.84 = 65,605.43 : x
  2. Step 2: Convert to fraction form
    114,004.49/157,341.84 = 65,605.43/x
  3. Step 3: Cross multiply
    114,004.49x = 157,341.84 × 65,605.43
  4. Step 4: Simplify right side
    114,004.49x = 10,322,477,955.45
  5. Step 5: Solve for x
    x = 10,322,477,955.45/114,004.49
  6. Step 6: Final answer
    x = 90,544.49

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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.