Home / 61,220.57-84,477.87-34,366.03

Finding the Fourth Proportional to 61,220.57, 84,477.87 and 34,366.03

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Solution

The fourth proportional to 61,220.57, 84,477.87 and 34,366.03 is: 47,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,220.57 : 84,477.87 = 34,366.03 : x
  2. Step 2: Convert to fraction form
    61,220.57/84,477.87 = 34,366.03/x
  3. Step 3: Cross multiply
    61,220.57x = 84,477.87 × 34,366.03
  4. Step 4: Simplify right side
    61,220.57x = 2,903,168,803.56
  5. Step 5: Solve for x
    x = 2,903,168,803.56/61,220.57
  6. Step 6: Final answer
    x = 47,421.46

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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.