Home / 93,949.23-129,649.77-51,510.51

Finding the Fourth Proportional to 93,949.23, 129,649.77 and 51,510.51

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Solution

The fourth proportional to 93,949.23, 129,649.77 and 51,510.51 is: 71,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,949.23 : 129,649.77 = 51,510.51 : x
  2. Step 2: Convert to fraction form
    93,949.23/129,649.77 = 51,510.51/x
  3. Step 3: Cross multiply
    93,949.23x = 129,649.77 × 51,510.51
  4. Step 4: Simplify right side
    93,949.23x = 6,678,325,774.08
  5. Step 5: Solve for x
    x = 6,678,325,774.08/93,949.23
  6. Step 6: Final answer
    x = 71,084.41

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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.