Home / 162,530.16-224,279.44-90,896.34

Finding the Fourth Proportional to 162,530.16, 224,279.44 and 90,896.34

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Solution

The fourth proportional to 162,530.16, 224,279.44 and 90,896.34 is: 125,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,530.16 : 224,279.44 = 90,896.34 : x
  2. Step 2: Convert to fraction form
    162,530.16/224,279.44 = 90,896.34/x
  3. Step 3: Cross multiply
    162,530.16x = 224,279.44 × 90,896.34
  4. Step 4: Simplify right side
    162,530.16x = 20,386,180,233.25
  5. Step 5: Solve for x
    x = 20,386,180,233.25/162,530.16
  6. Step 6: Final answer
    x = 125,430.14

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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.