Home / 42,154.02-58,170.69-23,290.74

Finding the Fourth Proportional to 42,154.02, 58,170.69 and 23,290.74

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Solution

The fourth proportional to 42,154.02, 58,170.69 and 23,290.74 is: 32,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,154.02 : 58,170.69 = 23,290.74 : x
  2. Step 2: Convert to fraction form
    42,154.02/58,170.69 = 23,290.74/x
  3. Step 3: Cross multiply
    42,154.02x = 58,170.69 × 23,290.74
  4. Step 4: Simplify right side
    42,154.02x = 1,354,838,416.41
  5. Step 5: Solve for x
    x = 1,354,838,416.41/42,154.02
  6. Step 6: Final answer
    x = 32,140.19

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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.