Home / 112,312.08-154,989.72-62,010

Finding the Fourth Proportional to 112,312.08, 154,989.72 and 62,010

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Solution

The fourth proportional to 112,312.08, 154,989.72 and 62,010 is: 85,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,312.08 : 154,989.72 = 62,010 : x
  2. Step 2: Convert to fraction form
    112,312.08/154,989.72 = 62,010/x
  3. Step 3: Cross multiply
    112,312.08x = 154,989.72 × 62,010
  4. Step 4: Simplify right side
    112,312.08x = 9,610,912,537.20
  5. Step 5: Solve for x
    x = 9,610,912,537.20/112,312.08
  6. Step 6: Final answer
    x = 85,573.28

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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.