Home / 77,030.17-106,301.69-44,771.11

Finding the Fourth Proportional to 77,030.17, 106,301.69 and 44,771.11

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Solution

The fourth proportional to 77,030.17, 106,301.69 and 44,771.11 is: 61,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,030.17 : 106,301.69 = 44,771.11 : x
  2. Step 2: Convert to fraction form
    77,030.17/106,301.69 = 44,771.11/x
  3. Step 3: Cross multiply
    77,030.17x = 106,301.69 × 44,771.11
  4. Step 4: Simplify right side
    77,030.17x = 4,759,244,656.18
  5. Step 5: Solve for x
    x = 4,759,244,656.18/77,030.17
  6. Step 6: Final answer
    x = 61,784.16

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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.