Home / 174,005.10-261,007.65-55,680.30

Finding the Fourth Proportional to 174,005.10, 261,007.65 and 55,680.30

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Solution

The fourth proportional to 174,005.10, 261,007.65 and 55,680.30 is: 83,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,005.10 : 261,007.65 = 55,680.30 : x
  2. Step 2: Convert to fraction form
    174,005.10/261,007.65 = 55,680.30/x
  3. Step 3: Cross multiply
    174,005.10x = 261,007.65 × 55,680.30
  4. Step 4: Simplify right side
    174,005.10x = 14,532,984,254.30
  5. Step 5: Solve for x
    x = 14,532,984,254.30/174,005.10
  6. Step 6: Final answer
    x = 83,520.45

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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.