Home / 93,153.81-128,535.33-52,869.27

Finding the Fourth Proportional to 93,153.81, 128,535.33 and 52,869.27

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Solution

The fourth proportional to 93,153.81, 128,535.33 and 52,869.27 is: 72,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,153.81 : 128,535.33 = 52,869.27 : x
  2. Step 2: Convert to fraction form
    93,153.81/128,535.33 = 52,869.27/x
  3. Step 3: Cross multiply
    93,153.81x = 128,535.33 × 52,869.27
  4. Step 4: Simplify right side
    93,153.81x = 6,795,569,066.31
  5. Step 5: Solve for x
    x = 6,795,569,066.31/93,153.81
  6. Step 6: Final answer
    x = 72,949.99

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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.