Home / 112,014.50-154,580.01-61,714.58

Finding the Fourth Proportional to 112,014.50, 154,580.01 and 61,714.58

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Solution

The fourth proportional to 112,014.50, 154,580.01 and 61,714.58 is: 85,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,014.50 : 154,580.01 = 61,714.58 : x
  2. Step 2: Convert to fraction form
    112,014.50/154,580.01 = 61,714.58/x
  3. Step 3: Cross multiply
    112,014.50x = 154,580.01 × 61,714.58
  4. Step 4: Simplify right side
    112,014.50x = 9,539,840,393.55
  5. Step 5: Solve for x
    x = 9,539,840,393.55/112,014.50
  6. Step 6: Final answer
    x = 85,166.12

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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.