Home / 117,622.40-162,319.92-63,907.52

Finding the Fourth Proportional to 117,622.40, 162,319.92 and 63,907.52

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Solution

The fourth proportional to 117,622.40, 162,319.92 and 63,907.52 is: 88,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,622.40 : 162,319.92 = 63,907.52 : x
  2. Step 2: Convert to fraction form
    117,622.40/162,319.92 = 63,907.52/x
  3. Step 3: Cross multiply
    117,622.40x = 162,319.92 × 63,907.52
  4. Step 4: Simplify right side
    117,622.40x = 10,373,463,533.80
  5. Step 5: Solve for x
    x = 10,373,463,533.80/117,622.40
  6. Step 6: Final answer
    x = 88,192.93

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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.