Home / 114,488.57-157,995.32-63,506.30

Finding the Fourth Proportional to 114,488.57, 157,995.32 and 63,506.30

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Solution

The fourth proportional to 114,488.57, 157,995.32 and 63,506.30 is: 87,639.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,488.57 : 157,995.32 = 63,506.30 : x
  2. Step 2: Convert to fraction form
    114,488.57/157,995.32 = 63,506.30/x
  3. Step 3: Cross multiply
    114,488.57x = 157,995.32 × 63,506.30
  4. Step 4: Simplify right side
    114,488.57x = 10,033,698,267.97
  5. Step 5: Solve for x
    x = 10,033,698,267.97/114,488.57
  6. Step 6: Final answer
    x = 87,639.31

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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.