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Finding the Fourth Proportional to 114,308.91, 157,746.27 and 63,324.95

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Solution

The fourth proportional to 114,308.91, 157,746.27 and 63,324.95 is: 87,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,308.91 : 157,746.27 = 63,324.95 : x
  2. Step 2: Convert to fraction form
    114,308.91/157,746.27 = 63,324.95/x
  3. Step 3: Cross multiply
    114,308.91x = 157,746.27 × 63,324.95
  4. Step 4: Simplify right side
    114,308.91x = 9,989,273,871.71
  5. Step 5: Solve for x
    x = 9,989,273,871.71/114,308.91
  6. Step 6: Final answer
    x = 87,388.41

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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.