Home / 74,193.34-102,384.58-42,356.02

Finding the Fourth Proportional to 74,193.34, 102,384.58 and 42,356.02

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Solution

The fourth proportional to 74,193.34, 102,384.58 and 42,356.02 is: 58,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,193.34 : 102,384.58 = 42,356.02 : x
  2. Step 2: Convert to fraction form
    74,193.34/102,384.58 = 42,356.02/x
  3. Step 3: Cross multiply
    74,193.34x = 102,384.58 × 42,356.02
  4. Step 4: Simplify right side
    74,193.34x = 4,336,602,700.36
  5. Step 5: Solve for x
    x = 4,336,602,700.36/74,193.34
  6. Step 6: Final answer
    x = 58,450.03

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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.