Home / 93,643.24-129,223.14-53,366.44

Finding the Fourth Proportional to 93,643.24, 129,223.14 and 53,366.44

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Solution

The fourth proportional to 93,643.24, 129,223.14 and 53,366.44 is: 73,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,643.24 : 129,223.14 = 53,366.44 : x
  2. Step 2: Convert to fraction form
    93,643.24/129,223.14 = 53,366.44/x
  3. Step 3: Cross multiply
    93,643.24x = 129,223.14 × 53,366.44
  4. Step 4: Simplify right side
    93,643.24x = 6,896,178,947.42
  5. Step 5: Solve for x
    x = 6,896,178,947.42/93,643.24
  6. Step 6: Final answer
    x = 73,643.10

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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.