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Finding the Fourth Proportional to 114,307.34, 157,746.66 and 65,247.95

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Solution

The fourth proportional to 114,307.34, 157,746.66 and 65,247.95 is: 90,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,307.34 : 157,746.66 = 65,247.95 : x
  2. Step 2: Convert to fraction form
    114,307.34/157,746.66 = 65,247.95/x
  3. Step 3: Cross multiply
    114,307.34x = 157,746.66 × 65,247.95
  4. Step 4: Simplify right side
    114,307.34x = 10,292,646,334.03
  5. Step 5: Solve for x
    x = 10,292,646,334.03/114,307.34
  6. Step 6: Final answer
    x = 90,043.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.