Home / 151,572.48-209,160.96-83,586.24

Finding the Fourth Proportional to 151,572.48, 209,160.96 and 83,586.24

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Solution

The fourth proportional to 151,572.48, 209,160.96 and 83,586.24 is: 115,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,572.48 : 209,160.96 = 83,586.24 : x
  2. Step 2: Convert to fraction form
    151,572.48/209,160.96 = 83,586.24/x
  3. Step 3: Cross multiply
    151,572.48x = 209,160.96 × 83,586.24
  4. Step 4: Simplify right side
    151,572.48x = 17,482,978,201.19
  5. Step 5: Solve for x
    x = 17,482,978,201.19/151,572.48
  6. Step 6: Final answer
    x = 115,344.01

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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.