Home / 114,454.85-157,939.98-63,465.70

Finding the Fourth Proportional to 114,454.85, 157,939.98 and 63,465.70

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Solution

The fourth proportional to 114,454.85, 157,939.98 and 63,465.70 is: 87,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,454.85 : 157,939.98 = 63,465.70 : x
  2. Step 2: Convert to fraction form
    114,454.85/157,939.98 = 63,465.70/x
  3. Step 3: Cross multiply
    114,454.85x = 157,939.98 × 63,465.70
  4. Step 4: Simplify right side
    114,454.85x = 10,023,771,388.69
  5. Step 5: Solve for x
    x = 10,023,771,388.69/114,454.85
  6. Step 6: Final answer
    x = 87,578.39

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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.