Home / 40,875.20-61,316.36-11,293.07

Finding the Fourth Proportional to 40,875.20, 61,316.36 and 11,293.07

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Solution

The fourth proportional to 40,875.20, 61,316.36 and 11,293.07 is: 16,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,875.20 : 61,316.36 = 11,293.07 : x
  2. Step 2: Convert to fraction form
    40,875.20/61,316.36 = 11,293.07/x
  3. Step 3: Cross multiply
    40,875.20x = 61,316.36 × 11,293.07
  4. Step 4: Simplify right side
    40,875.20x = 692,449,582.58
  5. Step 5: Solve for x
    x = 692,449,582.58/40,875.20
  6. Step 6: Final answer
    x = 16,940.58

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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.