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Finding the Fourth Proportional to 111,497.39, 153,866.51 and 60,510.14

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Solution

The fourth proportional to 111,497.39, 153,866.51 and 60,510.14 is: 83,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,497.39 : 153,866.51 = 60,510.14 : x
  2. Step 2: Convert to fraction form
    111,497.39/153,866.51 = 60,510.14/x
  3. Step 3: Cross multiply
    111,497.39x = 153,866.51 × 60,510.14
  4. Step 4: Simplify right side
    111,497.39x = 9,310,483,963.63
  5. Step 5: Solve for x
    x = 9,310,483,963.63/111,497.39
  6. Step 6: Final answer
    x = 83,504.06

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1.5x scale

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.