Home / 75,090.10-103,624.35-46,795.90

Finding the Fourth Proportional to 75,090.10, 103,624.35 and 46,795.90

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Solution

The fourth proportional to 75,090.10, 103,624.35 and 46,795.90 is: 64,578.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,090.10 : 103,624.35 = 46,795.90 : x
  2. Step 2: Convert to fraction form
    75,090.10/103,624.35 = 46,795.90/x
  3. Step 3: Cross multiply
    75,090.10x = 103,624.35 × 46,795.90
  4. Step 4: Simplify right side
    75,090.10x = 4,849,194,720.17
  5. Step 5: Solve for x
    x = 4,849,194,720.17/75,090.10
  6. Step 6: Final answer
    x = 64,578.35

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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.