Home / 74,598.06-102,954.24-42,766.89

Finding the Fourth Proportional to 74,598.06, 102,954.24 and 42,766.89

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Solution

The fourth proportional to 74,598.06, 102,954.24 and 42,766.89 is: 59,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,598.06 : 102,954.24 = 42,766.89 : x
  2. Step 2: Convert to fraction form
    74,598.06/102,954.24 = 42,766.89/x
  3. Step 3: Cross multiply
    74,598.06x = 102,954.24 × 42,766.89
  4. Step 4: Simplify right side
    74,598.06x = 4,403,032,271.04
  5. Step 5: Solve for x
    x = 4,403,032,271.04/74,598.06
  6. Step 6: Final answer
    x = 59,023.41

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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.