Home / 152,430.30-228,904.65-113,031.90

Finding the Fourth Proportional to 152,430.30, 228,904.65 and 113,031.90

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Solution

The fourth proportional to 152,430.30, 228,904.65 and 113,031.90 is: 169,740.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,430.30 : 228,904.65 = 113,031.90 : x
  2. Step 2: Convert to fraction form
    152,430.30/228,904.65 = 113,031.90/x
  3. Step 3: Cross multiply
    152,430.30x = 228,904.65 × 113,031.90
  4. Step 4: Simplify right side
    152,430.30x = 25,873,527,508.34
  5. Step 5: Solve for x
    x = 25,873,527,508.34/152,430.30
  6. Step 6: Final answer
    x = 169,740.06

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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.