Home / 33,345.54-50,038.02-12,300.30

Finding the Fourth Proportional to 33,345.54, 50,038.02 and 12,300.30

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Solution

The fourth proportional to 33,345.54, 50,038.02 and 12,300.30 is: 18,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.54 : 50,038.02 = 12,300.30 : x
  2. Step 2: Convert to fraction form
    33,345.54/50,038.02 = 12,300.30/x
  3. Step 3: Cross multiply
    33,345.54x = 50,038.02 × 12,300.30
  4. Step 4: Simplify right side
    33,345.54x = 615,482,657.41
  5. Step 5: Solve for x
    x = 615,482,657.41/33,345.54
  6. Step 6: Final answer
    x = 18,457.72

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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.