Home / 145,554.96-200,859.26-88,193.58

Finding the Fourth Proportional to 145,554.96, 200,859.26 and 88,193.58

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Solution

The fourth proportional to 145,554.96, 200,859.26 and 88,193.58 is: 121,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,554.96 : 200,859.26 = 88,193.58 : x
  2. Step 2: Convert to fraction form
    145,554.96/200,859.26 = 88,193.58/x
  3. Step 3: Cross multiply
    145,554.96x = 200,859.26 × 88,193.58
  4. Step 4: Simplify right side
    145,554.96x = 17,714,497,215.55
  5. Step 5: Solve for x
    x = 17,714,497,215.55/145,554.96
  6. Step 6: Final answer
    x = 121,703.15

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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.