Home / 74,304.54-102,537.95-42,036.72

Finding the Fourth Proportional to 74,304.54, 102,537.95 and 42,036.72

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Solution

The fourth proportional to 74,304.54, 102,537.95 and 42,036.72 is: 58,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304.54 : 102,537.95 = 42,036.72 : x
  2. Step 2: Convert to fraction form
    74,304.54/102,537.95 = 42,036.72/x
  3. Step 3: Cross multiply
    74,304.54x = 102,537.95 × 42,036.72
  4. Step 4: Simplify right side
    74,304.54x = 4,310,359,312.06
  5. Step 5: Solve for x
    x = 4,310,359,312.06/74,304.54
  6. Step 6: Final answer
    x = 58,009.37

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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.