Home / 62,880.04-86,775.60-34,200.28

Finding the Fourth Proportional to 62,880.04, 86,775.60 and 34,200.28

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Solution

The fourth proportional to 62,880.04, 86,775.60 and 34,200.28 is: 47,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,880.04 : 86,775.60 = 34,200.28 : x
  2. Step 2: Convert to fraction form
    62,880.04/86,775.60 = 34,200.28/x
  3. Step 3: Cross multiply
    62,880.04x = 86,775.60 × 34,200.28
  4. Step 4: Simplify right side
    62,880.04x = 2,967,749,817.17
  5. Step 5: Solve for x
    x = 2,967,749,817.17/62,880.04
  6. Step 6: Final answer
    x = 47,197.01

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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.