Home / 63,030.08-86,981.52-34,349.74

Finding the Fourth Proportional to 63,030.08, 86,981.52 and 34,349.74

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Solution

The fourth proportional to 63,030.08, 86,981.52 and 34,349.74 is: 47,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,030.08 : 86,981.52 = 34,349.74 : x
  2. Step 2: Convert to fraction form
    63,030.08/86,981.52 = 34,349.74/x
  3. Step 3: Cross multiply
    63,030.08x = 86,981.52 × 34,349.74
  4. Step 4: Simplify right side
    63,030.08x = 2,987,792,596.80
  5. Step 5: Solve for x
    x = 2,987,792,596.80/63,030.08
  6. Step 6: Final answer
    x = 47,402.65

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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.