Home / 170,381.34-235,127.88-93,903.21

Finding the Fourth Proportional to 170,381.34, 235,127.88 and 93,903.21

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Solution

The fourth proportional to 170,381.34, 235,127.88 and 93,903.21 is: 129,587.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,381.34 : 235,127.88 = 93,903.21 : x
  2. Step 2: Convert to fraction form
    170,381.34/235,127.88 = 93,903.21/x
  3. Step 3: Cross multiply
    170,381.34x = 235,127.88 × 93,903.21
  4. Step 4: Simplify right side
    170,381.34x = 22,079,262,692.49
  5. Step 5: Solve for x
    x = 22,079,262,692.49/170,381.34
  6. Step 6: Final answer
    x = 129,587.33

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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.