Home / 316,205.02-474,193.32-105,793.75

Finding the Fourth Proportional to 316,205.02, 474,193.32 and 105,793.75

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Solution

The fourth proportional to 316,205.02, 474,193.32 and 105,793.75 is: 158,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,205.02 : 474,193.32 = 105,793.75 : x
  2. Step 2: Convert to fraction form
    316,205.02/474,193.32 = 105,793.75/x
  3. Step 3: Cross multiply
    316,205.02x = 474,193.32 × 105,793.75
  4. Step 4: Simplify right side
    316,205.02x = 50,166,689,547.75
  5. Step 5: Solve for x
    x = 50,166,689,547.75/316,205.02
  6. Step 6: Final answer
    x = 158,652.41

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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.