Home / 162,210.24-243,352.80-57,029.76

Finding the Fourth Proportional to 162,210.24, 243,352.80 and 57,029.76

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Solution

The fourth proportional to 162,210.24, 243,352.80 and 57,029.76 is: 85,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,210.24 : 243,352.80 = 57,029.76 : x
  2. Step 2: Convert to fraction form
    162,210.24/243,352.80 = 57,029.76/x
  3. Step 3: Cross multiply
    162,210.24x = 243,352.80 × 57,029.76
  4. Step 4: Simplify right side
    162,210.24x = 13,878,351,779.33
  5. Step 5: Solve for x
    x = 13,878,351,779.33/162,210.24
  6. Step 6: Final answer
    x = 85,557.80

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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.