Home / 239,030.60-358,462.20-70,506.12

Finding the Fourth Proportional to 239,030.60, 358,462.20 and 70,506.12

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Solution

The fourth proportional to 239,030.60, 358,462.20 and 70,506.12 is: 105,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,030.60 : 358,462.20 = 70,506.12 : x
  2. Step 2: Convert to fraction form
    239,030.60/358,462.20 = 70,506.12/x
  3. Step 3: Cross multiply
    239,030.60x = 358,462.20 × 70,506.12
  4. Step 4: Simplify right side
    239,030.60x = 25,273,778,888.66
  5. Step 5: Solve for x
    x = 25,273,778,888.66/239,030.60
  6. Step 6: Final answer
    x = 105,734.49

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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.