Home / 175,460.96-263,196.30-57,139.40

Finding the Fourth Proportional to 175,460.96, 263,196.30 and 57,139.40

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Solution

The fourth proportional to 175,460.96, 263,196.30 and 57,139.40 is: 85,710.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,460.96 : 263,196.30 = 57,139.40 : x
  2. Step 2: Convert to fraction form
    175,460.96/263,196.30 = 57,139.40/x
  3. Step 3: Cross multiply
    175,460.96x = 263,196.30 × 57,139.40
  4. Step 4: Simplify right side
    175,460.96x = 15,038,878,664.22
  5. Step 5: Solve for x
    x = 15,038,878,664.22/175,460.96
  6. Step 6: Final answer
    x = 85,710.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.