Home / 117,499.04-162,150.40-63,784.16

Finding the Fourth Proportional to 117,499.04, 162,150.40 and 63,784.16

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Solution

The fourth proportional to 117,499.04, 162,150.40 and 63,784.16 is: 88,023.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,499.04 : 162,150.40 = 63,784.16 : x
  2. Step 2: Convert to fraction form
    117,499.04/162,150.40 = 63,784.16/x
  3. Step 3: Cross multiply
    117,499.04x = 162,150.40 × 63,784.16
  4. Step 4: Simplify right side
    117,499.04x = 10,342,627,057.66
  5. Step 5: Solve for x
    x = 10,342,627,057.66/117,499.04
  6. Step 6: Final answer
    x = 88,023.08

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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.