Home / 157,587.75-217,462.23-89,595.14

Finding the Fourth Proportional to 157,587.75, 217,462.23 and 89,595.14

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Solution

The fourth proportional to 157,587.75, 217,462.23 and 89,595.14 is: 123,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,587.75 : 217,462.23 = 89,595.14 : x
  2. Step 2: Convert to fraction form
    157,587.75/217,462.23 = 89,595.14/x
  3. Step 3: Cross multiply
    157,587.75x = 217,462.23 × 89,595.14
  4. Step 4: Simplify right side
    157,587.75x = 19,483,557,854.25
  5. Step 5: Solve for x
    x = 19,483,557,854.25/157,587.75
  6. Step 6: Final answer
    x = 123,636.25

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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.