Home / 146,893.21-202,774.63-99,211.14

Finding the Fourth Proportional to 146,893.21, 202,774.63 and 99,211.14

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Solution

The fourth proportional to 146,893.21, 202,774.63 and 99,211.14 is: 136,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,893.21 : 202,774.63 = 99,211.14 : x
  2. Step 2: Convert to fraction form
    146,893.21/202,774.63 = 99,211.14/x
  3. Step 3: Cross multiply
    146,893.21x = 202,774.63 × 99,211.14
  4. Step 4: Simplify right side
    146,893.21x = 20,117,502,205.38
  5. Step 5: Solve for x
    x = 20,117,502,205.38/146,893.21
  6. Step 6: Final answer
    x = 136,953.25

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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.