Home / 111,795.61-154,276.45-60,807.26

Finding the Fourth Proportional to 111,795.61, 154,276.45 and 60,807.26

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Solution

The fourth proportional to 111,795.61, 154,276.45 and 60,807.26 is: 83,913.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,795.61 : 154,276.45 = 60,807.26 : x
  2. Step 2: Convert to fraction form
    111,795.61/154,276.45 = 60,807.26/x
  3. Step 3: Cross multiply
    111,795.61x = 154,276.45 × 60,807.26
  4. Step 4: Simplify right side
    111,795.61x = 9,381,127,572.89
  5. Step 5: Solve for x
    x = 9,381,127,572.89/111,795.61
  6. Step 6: Final answer
    x = 83,913.21

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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.