Home / 127,577.57-176,058.18-70,988.95

Finding the Fourth Proportional to 127,577.57, 176,058.18 and 70,988.95

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Solution

The fourth proportional to 127,577.57, 176,058.18 and 70,988.95 is: 97,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,577.57 : 176,058.18 = 70,988.95 : x
  2. Step 2: Convert to fraction form
    127,577.57/176,058.18 = 70,988.95/x
  3. Step 3: Cross multiply
    127,577.57x = 176,058.18 × 70,988.95
  4. Step 4: Simplify right side
    127,577.57x = 12,498,184,896.97
  5. Step 5: Solve for x
    x = 12,498,184,896.97/127,577.57
  6. Step 6: Final answer
    x = 97,965.38

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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.