Home / 92,437.02-138,655.52-30,107.52

Finding the Fourth Proportional to 92,437.02, 138,655.52 and 30,107.52

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Solution

The fourth proportional to 92,437.02, 138,655.52 and 30,107.52 is: 45,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,437.02 : 138,655.52 = 30,107.52 : x
  2. Step 2: Convert to fraction form
    92,437.02/138,655.52 = 30,107.52/x
  3. Step 3: Cross multiply
    92,437.02x = 138,655.52 × 30,107.52
  4. Step 4: Simplify right side
    92,437.02x = 4,174,573,841.51
  5. Step 5: Solve for x
    x = 4,174,573,841.51/92,437.02
  6. Step 6: Final answer
    x = 45,161.28

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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.