Home / 108,381.40-162,547.12-52,193.08

Finding the Fourth Proportional to 108,381.40, 162,547.12 and 52,193.08

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Solution

The fourth proportional to 108,381.40, 162,547.12 and 52,193.08 is: 78,277.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,381.40 : 162,547.12 = 52,193.08 : x
  2. Step 2: Convert to fraction form
    108,381.40/162,547.12 = 52,193.08/x
  3. Step 3: Cross multiply
    108,381.40x = 162,547.12 × 52,193.08
  4. Step 4: Simplify right side
    108,381.40x = 8,483,834,837.93
  5. Step 5: Solve for x
    x = 8,483,834,837.93/108,381.40
  6. Step 6: Final answer
    x = 78,277.59

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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.