Home / 62,281.12-85,949.78-33,988.64

Finding the Fourth Proportional to 62,281.12, 85,949.78 and 33,988.64

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Solution

The fourth proportional to 62,281.12, 85,949.78 and 33,988.64 is: 46,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,281.12 : 85,949.78 = 33,988.64 : x
  2. Step 2: Convert to fraction form
    62,281.12/85,949.78 = 33,988.64/x
  3. Step 3: Cross multiply
    62,281.12x = 85,949.78 × 33,988.64
  4. Step 4: Simplify right side
    62,281.12x = 2,921,316,130.50
  5. Step 5: Solve for x
    x = 2,921,316,130.50/62,281.12
  6. Step 6: Final answer
    x = 46,905.32

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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.