Home / 151,176.08-208,553.20-97,478.35

Finding the Fourth Proportional to 151,176.08, 208,553.20 and 97,478.35

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Solution

The fourth proportional to 151,176.08, 208,553.20 and 97,478.35 is: 134,475.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,176.08 : 208,553.20 = 97,478.35 : x
  2. Step 2: Convert to fraction form
    151,176.08/208,553.20 = 97,478.35/x
  3. Step 3: Cross multiply
    151,176.08x = 208,553.20 × 97,478.35
  4. Step 4: Simplify right side
    151,176.08x = 20,329,421,058.14
  5. Step 5: Solve for x
    x = 20,329,421,058.14/151,176.08
  6. Step 6: Final answer
    x = 134,475.11

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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.