Home / 112,014.16-154,577.91-64,266.46

Finding the Fourth Proportional to 112,014.16, 154,577.91 and 64,266.46

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Solution

The fourth proportional to 112,014.16, 154,577.91 and 64,266.46 is: 88,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,014.16 : 154,577.91 = 64,266.46 : x
  2. Step 2: Convert to fraction form
    112,014.16/154,577.91 = 64,266.46/x
  3. Step 3: Cross multiply
    112,014.16x = 154,577.91 × 64,266.46
  4. Step 4: Simplify right side
    112,014.16x = 9,934,175,069.90
  5. Step 5: Solve for x
    x = 9,934,175,069.90/112,014.16
  6. Step 6: Final answer
    x = 88,686.78

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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.