Home / 114,080.55-157,406.54-66,309.45

Finding the Fourth Proportional to 114,080.55, 157,406.54 and 66,309.45

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Solution

The fourth proportional to 114,080.55, 157,406.54 and 66,309.45 is: 91,492.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,080.55 : 157,406.54 = 66,309.45 : x
  2. Step 2: Convert to fraction form
    114,080.55/157,406.54 = 66,309.45/x
  3. Step 3: Cross multiply
    114,080.55x = 157,406.54 × 66,309.45
  4. Step 4: Simplify right side
    114,080.55x = 10,437,540,762.26
  5. Step 5: Solve for x
    x = 10,437,540,762.26/114,080.55
  6. Step 6: Final answer
    x = 91,492.73

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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.