Home / 93,696.22-129,280.05-57,405.33

Finding the Fourth Proportional to 93,696.22, 129,280.05 and 57,405.33

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Solution

The fourth proportional to 93,696.22, 129,280.05 and 57,405.33 is: 79,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,696.22 : 129,280.05 = 57,405.33 : x
  2. Step 2: Convert to fraction form
    93,696.22/129,280.05 = 57,405.33/x
  3. Step 3: Cross multiply
    93,696.22x = 129,280.05 × 57,405.33
  4. Step 4: Simplify right side
    93,696.22x = 7,421,363,932.67
  5. Step 5: Solve for x
    x = 7,421,363,932.67/93,696.22
  6. Step 6: Final answer
    x = 79,206.65

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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.