Home / 581,011.72-871,518.27-181,654.59

Finding the Fourth Proportional to 581,011.72, 871,518.27 and 181,654.59

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Solution

The fourth proportional to 581,011.72, 871,518.27 and 181,654.59 is: 272,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,011.72 : 871,518.27 = 181,654.59 : x
  2. Step 2: Convert to fraction form
    581,011.72/871,518.27 = 181,654.59/x
  3. Step 3: Cross multiply
    581,011.72x = 871,518.27 × 181,654.59
  4. Step 4: Simplify right side
    581,011.72x = 158,315,294,014.36
  5. Step 5: Solve for x
    x = 158,315,294,014.36/581,011.72
  6. Step 6: Final answer
    x = 272,482.10

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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.