Home / 514,139.19-771,200.51-140,162.19

Finding the Fourth Proportional to 514,139.19, 771,200.51 and 140,162.19

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Solution

The fourth proportional to 514,139.19, 771,200.51 and 140,162.19 is: 210,241.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,139.19 : 771,200.51 = 140,162.19 : x
  2. Step 2: Convert to fraction form
    514,139.19/771,200.51 = 140,162.19/x
  3. Step 3: Cross multiply
    514,139.19x = 771,200.51 × 140,162.19
  4. Step 4: Simplify right side
    514,139.19x = 108,093,148,554.71
  5. Step 5: Solve for x
    x = 108,093,148,554.71/514,139.19
  6. Step 6: Final answer
    x = 210,241.02

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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.