Home / 74,810.58-112,122.31-37,381.15

Finding the Fourth Proportional to 74,810.58, 112,122.31 and 37,381.15

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Solution

The fourth proportional to 74,810.58, 112,122.31 and 37,381.15 is: 56,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,810.58 : 112,122.31 = 37,381.15 : x
  2. Step 2: Convert to fraction form
    74,810.58/112,122.31 = 37,381.15/x
  3. Step 3: Cross multiply
    74,810.58x = 112,122.31 × 37,381.15
  4. Step 4: Simplify right side
    74,810.58x = 4,191,260,888.46
  5. Step 5: Solve for x
    x = 4,191,260,888.46/74,810.58
  6. Step 6: Final answer
    x = 56,024.98

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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.