Home / 93,098.18-128,476.06-50,656.98

Finding the Fourth Proportional to 93,098.18, 128,476.06 and 50,656.98

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Solution

The fourth proportional to 93,098.18, 128,476.06 and 50,656.98 is: 69,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,098.18 : 128,476.06 = 50,656.98 : x
  2. Step 2: Convert to fraction form
    93,098.18/128,476.06 = 50,656.98/x
  3. Step 3: Cross multiply
    93,098.18x = 128,476.06 × 50,656.98
  4. Step 4: Simplify right side
    93,098.18x = 6,508,209,201.90
  5. Step 5: Solve for x
    x = 6,508,209,201.90/93,098.18
  6. Step 6: Final answer
    x = 69,906.94

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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.