Home / 93,866.25-129,535.43-56,140.50

Finding the Fourth Proportional to 93,866.25, 129,535.43 and 56,140.50

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Solution

The fourth proportional to 93,866.25, 129,535.43 and 56,140.50 is: 77,473.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,866.25 : 129,535.43 = 56,140.50 : x
  2. Step 2: Convert to fraction form
    93,866.25/129,535.43 = 56,140.50/x
  3. Step 3: Cross multiply
    93,866.25x = 129,535.43 × 56,140.50
  4. Step 4: Simplify right side
    93,866.25x = 7,272,183,527.21
  5. Step 5: Solve for x
    x = 7,272,183,527.21/93,866.25
  6. Step 6: Final answer
    x = 77,473.89

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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.