Home / 34,134.48-47,125.80-30,347.19

Finding the Fourth Proportional to 34,134.48, 47,125.80 and 30,347.19

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Solution

The fourth proportional to 34,134.48, 47,125.80 and 30,347.19 is: 41,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.48 : 47,125.80 = 30,347.19 : x
  2. Step 2: Convert to fraction form
    34,134.48/47,125.80 = 30,347.19/x
  3. Step 3: Cross multiply
    34,134.48x = 47,125.80 × 30,347.19
  4. Step 4: Simplify right side
    34,134.48x = 1,430,135,606.50
  5. Step 5: Solve for x
    x = 1,430,135,606.50/34,134.48
  6. Step 6: Final answer
    x = 41,897.10

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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.