Home / 157,432.69-236,184.11-57,590.67

Finding the Fourth Proportional to 157,432.69, 236,184.11 and 57,590.67

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Solution

The fourth proportional to 157,432.69, 236,184.11 and 57,590.67 is: 86,398.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,432.69 : 236,184.11 = 57,590.67 : x
  2. Step 2: Convert to fraction form
    157,432.69/236,184.11 = 57,590.67/x
  3. Step 3: Cross multiply
    157,432.69x = 236,184.11 × 57,590.67
  4. Step 4: Simplify right side
    157,432.69x = 13,602,001,138.25
  5. Step 5: Solve for x
    x = 13,602,001,138.25/157,432.69
  6. Step 6: Final answer
    x = 86,398.84

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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.