Home / 112,054.03-154,566.57-66,702.13

Finding the Fourth Proportional to 112,054.03, 154,566.57 and 66,702.13

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Solution

The fourth proportional to 112,054.03, 154,566.57 and 66,702.13 is: 92,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,054.03 : 154,566.57 = 66,702.13 : x
  2. Step 2: Convert to fraction form
    112,054.03/154,566.57 = 66,702.13/x
  3. Step 3: Cross multiply
    112,054.03x = 154,566.57 × 66,702.13
  4. Step 4: Simplify right side
    112,054.03x = 10,309,919,445.79
  5. Step 5: Solve for x
    x = 10,309,919,445.79/112,054.03
  6. Step 6: Final answer
    x = 92,008.47

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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.