Home / 176,257.88-243,145.77-112,528.70

Finding the Fourth Proportional to 176,257.88, 243,145.77 and 112,528.70

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Solution

The fourth proportional to 176,257.88, 243,145.77 and 112,528.70 is: 155,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,257.88 : 243,145.77 = 112,528.70 : x
  2. Step 2: Convert to fraction form
    176,257.88/243,145.77 = 112,528.70/x
  3. Step 3: Cross multiply
    176,257.88x = 243,145.77 × 112,528.70
  4. Step 4: Simplify right side
    176,257.88x = 27,360,877,408.60
  5. Step 5: Solve for x
    x = 27,360,877,408.60/176,257.88
  6. Step 6: Final answer
    x = 155,232.08

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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.