Home / 93,097.96-128,515.62-64,793.32

Finding the Fourth Proportional to 93,097.96, 128,515.62 and 64,793.32

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Solution

The fourth proportional to 93,097.96, 128,515.62 and 64,793.32 is: 89,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,097.96 : 128,515.62 = 64,793.32 : x
  2. Step 2: Convert to fraction form
    93,097.96/128,515.62 = 64,793.32/x
  3. Step 3: Cross multiply
    93,097.96x = 128,515.62 × 64,793.32
  4. Step 4: Simplify right side
    93,097.96x = 8,326,953,691.66
  5. Step 5: Solve for x
    x = 8,326,953,691.66/93,097.96
  6. Step 6: Final answer
    x = 89,442.92

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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.