Home / 93,395.47-128,896.50-52,006.63

Finding the Fourth Proportional to 93,395.47, 128,896.50 and 52,006.63

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Solution

The fourth proportional to 93,395.47, 128,896.50 and 52,006.63 is: 71,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,395.47 : 128,896.50 = 52,006.63 : x
  2. Step 2: Convert to fraction form
    93,395.47/128,896.50 = 52,006.63/x
  3. Step 3: Cross multiply
    93,395.47x = 128,896.50 × 52,006.63
  4. Step 4: Simplify right side
    93,395.47x = 6,703,472,583.80
  5. Step 5: Solve for x
    x = 6,703,472,583.80/93,395.47
  6. Step 6: Final answer
    x = 71,775.14

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1.5x scale

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.