Home / 75,008.77-103,427.93-47,741.67

Finding the Fourth Proportional to 75,008.77, 103,427.93 and 47,741.67

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Solution

The fourth proportional to 75,008.77, 103,427.93 and 47,741.67 is: 65,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.77 : 103,427.93 = 47,741.67 : x
  2. Step 2: Convert to fraction form
    75,008.77/103,427.93 = 47,741.67/x
  3. Step 3: Cross multiply
    75,008.77x = 103,427.93 × 47,741.67
  4. Step 4: Simplify right side
    75,008.77x = 4,937,821,953.65
  5. Step 5: Solve for x
    x = 4,937,821,953.65/75,008.77
  6. Step 6: Final answer
    x = 65,829.93

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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.