Home / 210,258.10-315,460.05-92,014.30

Finding the Fourth Proportional to 210,258.10, 315,460.05 and 92,014.30

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Solution

The fourth proportional to 210,258.10, 315,460.05 and 92,014.30 is: 138,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,258.10 : 315,460.05 = 92,014.30 : x
  2. Step 2: Convert to fraction form
    210,258.10/315,460.05 = 92,014.30/x
  3. Step 3: Cross multiply
    210,258.10x = 315,460.05 × 92,014.30
  4. Step 4: Simplify right side
    210,258.10x = 29,026,835,678.72
  5. Step 5: Solve for x
    x = 29,026,835,678.72/210,258.10
  6. Step 6: Final answer
    x = 138,053.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.