Home / 202,948.04-280,082.30-112,307.82

Finding the Fourth Proportional to 202,948.04, 280,082.30 and 112,307.82

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Solution

The fourth proportional to 202,948.04, 280,082.30 and 112,307.82 is: 154,992.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,948.04 : 280,082.30 = 112,307.82 : x
  2. Step 2: Convert to fraction form
    202,948.04/280,082.30 = 112,307.82/x
  3. Step 3: Cross multiply
    202,948.04x = 280,082.30 × 112,307.82
  4. Step 4: Simplify right side
    202,948.04x = 31,455,432,533.59
  5. Step 5: Solve for x
    x = 31,455,432,533.59/202,948.04
  6. Step 6: Final answer
    x = 154,992.54

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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.