Home / 82,336.08-113,533.56-53,602.72

Finding the Fourth Proportional to 82,336.08, 113,533.56 and 53,602.72

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Solution

The fourth proportional to 82,336.08, 113,533.56 and 53,602.72 is: 73,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,336.08 : 113,533.56 = 53,602.72 : x
  2. Step 2: Convert to fraction form
    82,336.08/113,533.56 = 53,602.72/x
  3. Step 3: Cross multiply
    82,336.08x = 113,533.56 × 53,602.72
  4. Step 4: Simplify right side
    82,336.08x = 6,085,707,627.28
  5. Step 5: Solve for x
    x = 6,085,707,627.28/82,336.08
  6. Step 6: Final answer
    x = 73,913.01

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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.