Home / 210,068.10-289,882.67-119,411.55

Finding the Fourth Proportional to 210,068.10, 289,882.67 and 119,411.55

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Solution

The fourth proportional to 210,068.10, 289,882.67 and 119,411.55 is: 164,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,068.10 : 289,882.67 = 119,411.55 : x
  2. Step 2: Convert to fraction form
    210,068.10/289,882.67 = 119,411.55/x
  3. Step 3: Cross multiply
    210,068.10x = 289,882.67 × 119,411.55
  4. Step 4: Simplify right side
    210,068.10x = 34,615,338,345.78
  5. Step 5: Solve for x
    x = 34,615,338,345.78/210,068.10
  6. Step 6: Final answer
    x = 164,781.51

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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.