Home / 110,579.40-165,869.10-51,530.40

Finding the Fourth Proportional to 110,579.40, 165,869.10 and 51,530.40

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Solution

The fourth proportional to 110,579.40, 165,869.10 and 51,530.40 is: 77,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,579.40 : 165,869.10 = 51,530.40 : x
  2. Step 2: Convert to fraction form
    110,579.40/165,869.10 = 51,530.40/x
  3. Step 3: Cross multiply
    110,579.40x = 165,869.10 × 51,530.40
  4. Step 4: Simplify right side
    110,579.40x = 8,547,301,070.64
  5. Step 5: Solve for x
    x = 8,547,301,070.64/110,579.40
  6. Step 6: Final answer
    x = 77,295.60

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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.