Home / 112,030.02-154,594.17-61,729.02

Finding the Fourth Proportional to 112,030.02, 154,594.17 and 61,729.02

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Solution

The fourth proportional to 112,030.02, 154,594.17 and 61,729.02 is: 85,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,030.02 : 154,594.17 = 61,729.02 : x
  2. Step 2: Convert to fraction form
    112,030.02/154,594.17 = 61,729.02/x
  3. Step 3: Cross multiply
    112,030.02x = 154,594.17 × 61,729.02
  4. Step 4: Simplify right side
    112,030.02x = 9,542,946,611.81
  5. Step 5: Solve for x
    x = 9,542,946,611.81/112,030.02
  6. Step 6: Final answer
    x = 85,182.05

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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.