Home / 93,501.41-128,966.45-63,273.42

Finding the Fourth Proportional to 93,501.41, 128,966.45 and 63,273.42

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Solution

The fourth proportional to 93,501.41, 128,966.45 and 63,273.42 is: 87,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,501.41 : 128,966.45 = 63,273.42 : x
  2. Step 2: Convert to fraction form
    93,501.41/128,966.45 = 63,273.42/x
  3. Step 3: Cross multiply
    93,501.41x = 128,966.45 × 63,273.42
  4. Step 4: Simplify right side
    93,501.41x = 8,160,148,040.39
  5. Step 5: Solve for x
    x = 8,160,148,040.39/93,501.41
  6. Step 6: Final answer
    x = 87,273.00

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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.