Home / 103,740.04-155,577.42-33,603.08

Finding the Fourth Proportional to 103,740.04, 155,577.42 and 33,603.08

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Solution

The fourth proportional to 103,740.04, 155,577.42 and 33,603.08 is: 50,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,740.04 : 155,577.42 = 33,603.08 : x
  2. Step 2: Convert to fraction form
    103,740.04/155,577.42 = 33,603.08/x
  3. Step 3: Cross multiply
    103,740.04x = 155,577.42 × 33,603.08
  4. Step 4: Simplify right side
    103,740.04x = 5,227,880,490.45
  5. Step 5: Solve for x
    x = 5,227,880,490.45/103,740.04
  6. Step 6: Final answer
    x = 50,394.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.