Home / 93,166.47-128,569.67-50,725.00

Finding the Fourth Proportional to 93,166.47, 128,569.67 and 50,725.00

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Solution

The fourth proportional to 93,166.47, 128,569.67 and 50,725.00 is: 70,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,166.47 : 128,569.67 = 50,725.00 : x
  2. Step 2: Convert to fraction form
    93,166.47/128,569.67 = 50,725.00/x
  3. Step 3: Cross multiply
    93,166.47x = 128,569.67 × 50,725.00
  4. Step 4: Simplify right side
    93,166.47x = 6,521,695,935.70
  5. Step 5: Solve for x
    x = 6,521,695,935.70/93,166.47
  6. Step 6: Final answer
    x = 70,000.46

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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.