Home / 163,423.65-245,149.61-45,095.00

Finding the Fourth Proportional to 163,423.65, 245,149.61 and 45,095.00

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Solution

The fourth proportional to 163,423.65, 245,149.61 and 45,095.00 is: 67,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,423.65 : 245,149.61 = 45,095.00 : x
  2. Step 2: Convert to fraction form
    163,423.65/245,149.61 = 45,095.00/x
  3. Step 3: Cross multiply
    163,423.65x = 245,149.61 × 45,095.00
  4. Step 4: Simplify right side
    163,423.65x = 11,055,020,211.73
  5. Step 5: Solve for x
    x = 11,055,020,211.73/163,423.65
  6. Step 6: Final answer
    x = 67,646.39

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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.