Home / 181,095.13-249,899.47-100,522.68

Finding the Fourth Proportional to 181,095.13, 249,899.47 and 100,522.68

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Solution

The fourth proportional to 181,095.13, 249,899.47 and 100,522.68 is: 138,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,095.13 : 249,899.47 = 100,522.68 : x
  2. Step 2: Convert to fraction form
    181,095.13/249,899.47 = 100,522.68/x
  3. Step 3: Cross multiply
    181,095.13x = 249,899.47 × 100,522.68
  4. Step 4: Simplify right side
    181,095.13x = 25,120,564,454.98
  5. Step 5: Solve for x
    x = 25,120,564,454.98/181,095.13
  6. Step 6: Final answer
    x = 138,714.74

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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.