Home / 194,444.40-291,666.60-147,205.20

Finding the Fourth Proportional to 194,444.40, 291,666.60 and 147,205.20

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Solution

The fourth proportional to 194,444.40, 291,666.60 and 147,205.20 is: 220,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,444.40 : 291,666.60 = 147,205.20 : x
  2. Step 2: Convert to fraction form
    194,444.40/291,666.60 = 147,205.20/x
  3. Step 3: Cross multiply
    194,444.40x = 291,666.60 × 147,205.20
  4. Step 4: Simplify right side
    194,444.40x = 42,934,840,186.32
  5. Step 5: Solve for x
    x = 42,934,840,186.32/194,444.40
  6. Step 6: Final answer
    x = 220,807.80

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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.