Home / 63,070.09-86,946.29-49,617.98

Finding the Fourth Proportional to 63,070.09, 86,946.29 and 49,617.98

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Solution

The fourth proportional to 63,070.09, 86,946.29 and 49,617.98 is: 68,401.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,070.09 : 86,946.29 = 49,617.98 : x
  2. Step 2: Convert to fraction form
    63,070.09/86,946.29 = 49,617.98/x
  3. Step 3: Cross multiply
    63,070.09x = 86,946.29 × 49,617.98
  4. Step 4: Simplify right side
    63,070.09x = 4,314,099,278.29
  5. Step 5: Solve for x
    x = 4,314,099,278.29/63,070.09
  6. Step 6: Final answer
    x = 68,401.67

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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.