Home / 93,332.16-128,757.38-63,106.56

Finding the Fourth Proportional to 93,332.16, 128,757.38 and 63,106.56

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Solution

The fourth proportional to 93,332.16, 128,757.38 and 63,106.56 is: 87,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,332.16 : 128,757.38 = 63,106.56 : x
  2. Step 2: Convert to fraction form
    93,332.16/128,757.38 = 63,106.56/x
  3. Step 3: Cross multiply
    93,332.16x = 128,757.38 × 63,106.56
  4. Step 4: Simplify right side
    93,332.16x = 8,125,435,326.41
  5. Step 5: Solve for x
    x = 8,125,435,326.41/93,332.16
  6. Step 6: Final answer
    x = 87,059.33

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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.