Home / 174,707.20-261,996.80-56,409.60

Finding the Fourth Proportional to 174,707.20, 261,996.80 and 56,409.60

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Solution

The fourth proportional to 174,707.20, 261,996.80 and 56,409.60 is: 84,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,707.20 : 261,996.80 = 56,409.60 : x
  2. Step 2: Convert to fraction form
    174,707.20/261,996.80 = 56,409.60/x
  3. Step 3: Cross multiply
    174,707.20x = 261,996.80 × 56,409.60
  4. Step 4: Simplify right side
    174,707.20x = 14,779,134,689.28
  5. Step 5: Solve for x
    x = 14,779,134,689.28/174,707.20
  6. Step 6: Final answer
    x = 84,593.74

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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.