Home / 175,051.80-262,577.70-86,478.30

Finding the Fourth Proportional to 175,051.80, 262,577.70 and 86,478.30

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Solution

The fourth proportional to 175,051.80, 262,577.70 and 86,478.30 is: 129,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,051.80 : 262,577.70 = 86,478.30 : x
  2. Step 2: Convert to fraction form
    175,051.80/262,577.70 = 86,478.30/x
  3. Step 3: Cross multiply
    175,051.80x = 262,577.70 × 86,478.30
  4. Step 4: Simplify right side
    175,051.80x = 22,707,273,113.91
  5. Step 5: Solve for x
    x = 22,707,273,113.91/175,051.80
  6. Step 6: Final answer
    x = 129,717.45

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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.