Home / 63,035.07-86,987.25-34,354.98

Finding the Fourth Proportional to 63,035.07, 86,987.25 and 34,354.98

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Solution

The fourth proportional to 63,035.07, 86,987.25 and 34,354.98 is: 47,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,035.07 : 86,987.25 = 34,354.98 : x
  2. Step 2: Convert to fraction form
    63,035.07/86,987.25 = 34,354.98/x
  3. Step 3: Cross multiply
    63,035.07x = 86,987.25 × 34,354.98
  4. Step 4: Simplify right side
    63,035.07x = 2,988,445,234.01
  5. Step 5: Solve for x
    x = 2,988,445,234.01/63,035.07
  6. Step 6: Final answer
    x = 47,409.25

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1.5x scale

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.