Home / 115,184.95-158,968.10-64,202.34

Finding the Fourth Proportional to 115,184.95, 158,968.10 and 64,202.34

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Solution

The fourth proportional to 115,184.95, 158,968.10 and 64,202.34 is: 88,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,184.95 : 158,968.10 = 64,202.34 : x
  2. Step 2: Convert to fraction form
    115,184.95/158,968.10 = 64,202.34/x
  3. Step 3: Cross multiply
    115,184.95x = 158,968.10 × 64,202.34
  4. Step 4: Simplify right side
    115,184.95x = 10,206,124,005.35
  5. Step 5: Solve for x
    x = 10,206,124,005.35/115,184.95
  6. Step 6: Final answer
    x = 88,606.40

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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.