Home / 173,888.10-261,026.55-134,619.30

Finding the Fourth Proportional to 173,888.10, 261,026.55 and 134,619.30

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Solution

The fourth proportional to 173,888.10, 261,026.55 and 134,619.30 is: 202,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,888.10 : 261,026.55 = 134,619.30 : x
  2. Step 2: Convert to fraction form
    173,888.10/261,026.55 = 134,619.30/x
  3. Step 3: Cross multiply
    173,888.10x = 261,026.55 × 134,619.30
  4. Step 4: Simplify right side
    173,888.10x = 35,139,211,442.42
  5. Step 5: Solve for x
    x = 35,139,211,442.42/173,888.10
  6. Step 6: Final answer
    x = 202,079.45

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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.