Home / 170,455.80-235,230.65-93,977.94

Finding the Fourth Proportional to 170,455.80, 235,230.65 and 93,977.94

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Solution

The fourth proportional to 170,455.80, 235,230.65 and 93,977.94 is: 129,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,455.80 : 235,230.65 = 93,977.94 : x
  2. Step 2: Convert to fraction form
    170,455.80/235,230.65 = 93,977.94/x
  3. Step 3: Cross multiply
    170,455.80x = 235,230.65 × 93,977.94
  4. Step 4: Simplify right side
    170,455.80x = 22,106,491,911.86
  5. Step 5: Solve for x
    x = 22,106,491,911.86/170,455.80
  6. Step 6: Final answer
    x = 129,690.46

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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.