Home / 119,116.83-164,381.35-70,728.42

Finding the Fourth Proportional to 119,116.83, 164,381.35 and 70,728.42

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Solution

The fourth proportional to 119,116.83, 164,381.35 and 70,728.42 is: 97,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,116.83 : 164,381.35 = 70,728.42 : x
  2. Step 2: Convert to fraction form
    119,116.83/164,381.35 = 70,728.42/x
  3. Step 3: Cross multiply
    119,116.83x = 164,381.35 × 70,728.42
  4. Step 4: Simplify right side
    119,116.83x = 11,626,432,348.22
  5. Step 5: Solve for x
    x = 11,626,432,348.22/119,116.83
  6. Step 6: Final answer
    x = 97,605.29

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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.