Home / 114,213.48-157,612.64-63,225.12

Finding the Fourth Proportional to 114,213.48, 157,612.64 and 63,225.12

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Solution

The fourth proportional to 114,213.48, 157,612.64 and 63,225.12 is: 87,249.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,213.48 : 157,612.64 = 63,225.12 : x
  2. Step 2: Convert to fraction form
    114,213.48/157,612.64 = 63,225.12/x
  3. Step 3: Cross multiply
    114,213.48x = 157,612.64 × 63,225.12
  4. Step 4: Simplify right side
    114,213.48x = 9,965,078,077.52
  5. Step 5: Solve for x
    x = 9,965,078,077.52/114,213.48
  6. Step 6: Final answer
    x = 87,249.58

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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.