Home / 170,388.18-235,126.10-93,907.05

Finding the Fourth Proportional to 170,388.18, 235,126.10 and 93,907.05

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Solution

The fourth proportional to 170,388.18, 235,126.10 and 93,907.05 is: 129,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,388.18 : 235,126.10 = 93,907.05 : x
  2. Step 2: Convert to fraction form
    170,388.18/235,126.10 = 93,907.05/x
  3. Step 3: Cross multiply
    170,388.18x = 235,126.10 × 93,907.05
  4. Step 4: Simplify right side
    170,388.18x = 22,079,997,253.37
  5. Step 5: Solve for x
    x = 22,079,997,253.37/170,388.18
  6. Step 6: Final answer
    x = 129,586.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.