Home / 157,181.15-235,806.76-57,341.35

Finding the Fourth Proportional to 157,181.15, 235,806.76 and 57,341.35

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Solution

The fourth proportional to 157,181.15, 235,806.76 and 57,341.35 is: 86,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,181.15 : 235,806.76 = 57,341.35 : x
  2. Step 2: Convert to fraction form
    157,181.15/235,806.76 = 57,341.35/x
  3. Step 3: Cross multiply
    157,181.15x = 235,806.76 × 57,341.35
  4. Step 4: Simplify right side
    157,181.15x = 13,521,477,065.33
  5. Step 5: Solve for x
    x = 13,521,477,065.33/157,181.15
  6. Step 6: Final answer
    x = 86,024.80

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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.