Home / 162,801.02-224,667.08-90,206.12

Finding the Fourth Proportional to 162,801.02, 224,667.08 and 90,206.12

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Solution

The fourth proportional to 162,801.02, 224,667.08 and 90,206.12 is: 124,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,801.02 : 224,667.08 = 90,206.12 : x
  2. Step 2: Convert to fraction form
    162,801.02/224,667.08 = 90,206.12/x
  3. Step 3: Cross multiply
    162,801.02x = 224,667.08 × 90,206.12
  4. Step 4: Simplify right side
    162,801.02x = 20,266,345,578.53
  5. Step 5: Solve for x
    x = 20,266,345,578.53/162,801.02
  6. Step 6: Final answer
    x = 124,485.37

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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.