Home / 127,692.36-176,215.34-70,332.08

Finding the Fourth Proportional to 127,692.36, 176,215.34 and 70,332.08

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Solution

The fourth proportional to 127,692.36, 176,215.34 and 70,332.08 is: 97,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,692.36 : 176,215.34 = 70,332.08 : x
  2. Step 2: Convert to fraction form
    127,692.36/176,215.34 = 70,332.08/x
  3. Step 3: Cross multiply
    127,692.36x = 176,215.34 × 70,332.08
  4. Step 4: Simplify right side
    127,692.36x = 12,393,591,390.11
  5. Step 5: Solve for x
    x = 12,393,591,390.11/127,692.36
  6. Step 6: Final answer
    x = 97,058.21

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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.