Home / 51,430.17-77,117.51-23,334.89

Finding the Fourth Proportional to 51,430.17, 77,117.51 and 23,334.89

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Solution

The fourth proportional to 51,430.17, 77,117.51 and 23,334.89 is: 34,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,430.17 : 77,117.51 = 23,334.89 : x
  2. Step 2: Convert to fraction form
    51,430.17/77,117.51 = 23,334.89/x
  3. Step 3: Cross multiply
    51,430.17x = 77,117.51 × 23,334.89
  4. Step 4: Simplify right side
    51,430.17x = 1,799,528,612.92
  5. Step 5: Solve for x
    x = 1,799,528,612.92/51,430.17
  6. Step 6: Final answer
    x = 34,989.75

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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.