Home / 74,703.16-112,030.26-27,307.36

Finding the Fourth Proportional to 74,703.16, 112,030.26 and 27,307.36

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Solution

The fourth proportional to 74,703.16, 112,030.26 and 27,307.36 is: 40,952.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,703.16 : 112,030.26 = 27,307.36 : x
  2. Step 2: Convert to fraction form
    74,703.16/112,030.26 = 27,307.36/x
  3. Step 3: Cross multiply
    74,703.16x = 112,030.26 × 27,307.36
  4. Step 4: Simplify right side
    74,703.16x = 3,059,250,640.71
  5. Step 5: Solve for x
    x = 3,059,250,640.71/74,703.16
  6. Step 6: Final answer
    x = 40,952.09

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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.