Home / 112,216.02-154,857.33-61,915.14

Finding the Fourth Proportional to 112,216.02, 154,857.33 and 61,915.14

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Solution

The fourth proportional to 112,216.02, 154,857.33 and 61,915.14 is: 85,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,216.02 : 154,857.33 = 61,915.14 : x
  2. Step 2: Convert to fraction form
    112,216.02/154,857.33 = 61,915.14/x
  3. Step 3: Cross multiply
    112,216.02x = 154,857.33 × 61,915.14
  4. Step 4: Simplify right side
    112,216.02x = 9,588,013,266.98
  5. Step 5: Solve for x
    x = 9,588,013,266.98/112,216.02
  6. Step 6: Final answer
    x = 85,442.46

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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.