Home / 93,139.31-139,665.22-43,188.23

Finding the Fourth Proportional to 93,139.31, 139,665.22 and 43,188.23

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Solution

The fourth proportional to 93,139.31, 139,665.22 and 43,188.23 is: 64,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,139.31 : 139,665.22 = 43,188.23 : x
  2. Step 2: Convert to fraction form
    93,139.31/139,665.22 = 43,188.23/x
  3. Step 3: Cross multiply
    93,139.31x = 139,665.22 × 43,188.23
  4. Step 4: Simplify right side
    93,139.31x = 6,031,893,644.36
  5. Step 5: Solve for x
    x = 6,031,893,644.36/93,139.31
  6. Step 6: Final answer
    x = 64,762.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.