Home / 114,496.47-157,999.55-63,511.20

Finding the Fourth Proportional to 114,496.47, 157,999.55 and 63,511.20

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Solution

The fourth proportional to 114,496.47, 157,999.55 and 63,511.20 is: 87,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,496.47 : 157,999.55 = 63,511.20 : x
  2. Step 2: Convert to fraction form
    114,496.47/157,999.55 = 63,511.20/x
  3. Step 3: Cross multiply
    114,496.47x = 157,999.55 × 63,511.20
  4. Step 4: Simplify right side
    114,496.47x = 10,034,740,702.40
  5. Step 5: Solve for x
    x = 10,034,740,702.40/114,496.47
  6. Step 6: Final answer
    x = 87,642.36

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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.