Home / 147,975.04-204,159.03-90,554.50

Finding the Fourth Proportional to 147,975.04, 204,159.03 and 90,554.50

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Solution

The fourth proportional to 147,975.04, 204,159.03 and 90,554.50 is: 124,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,975.04 : 204,159.03 = 90,554.50 : x
  2. Step 2: Convert to fraction form
    147,975.04/204,159.03 = 90,554.50/x
  3. Step 3: Cross multiply
    147,975.04x = 204,159.03 × 90,554.50
  4. Step 4: Simplify right side
    147,975.04x = 18,487,518,882.14
  5. Step 5: Solve for x
    x = 18,487,518,882.14/147,975.04
  6. Step 6: Final answer
    x = 124,936.74

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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.