Home / 163,566.85-245,349.45-43,623.55

Finding the Fourth Proportional to 163,566.85, 245,349.45 and 43,623.55

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Solution

The fourth proportional to 163,566.85, 245,349.45 and 43,623.55 is: 65,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,566.85 : 245,349.45 = 43,623.55 : x
  2. Step 2: Convert to fraction form
    163,566.85/245,349.45 = 43,623.55/x
  3. Step 3: Cross multiply
    163,566.85x = 245,349.45 × 43,623.55
  4. Step 4: Simplify right side
    163,566.85x = 10,703,013,999.55
  5. Step 5: Solve for x
    x = 10,703,013,999.55/163,566.85
  6. Step 6: Final answer
    x = 65,435.10

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1.5x scale

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.