Home / 42,155.02-58,172.07-23,291.74

Finding the Fourth Proportional to 42,155.02, 58,172.07 and 23,291.74

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Solution

The fourth proportional to 42,155.02, 58,172.07 and 23,291.74 is: 32,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,155.02 : 58,172.07 = 23,291.74 : x
  2. Step 2: Convert to fraction form
    42,155.02/58,172.07 = 23,291.74/x
  3. Step 3: Cross multiply
    42,155.02x = 58,172.07 × 23,291.74
  4. Step 4: Simplify right side
    42,155.02x = 1,354,928,729.70
  5. Step 5: Solve for x
    x = 1,354,928,729.70/42,155.02
  6. Step 6: Final answer
    x = 32,141.57

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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.