Home / 42,903.78-59,207.14-26,136.78

Finding the Fourth Proportional to 42,903.78, 59,207.14 and 26,136.78

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Solution

The fourth proportional to 42,903.78, 59,207.14 and 26,136.78 is: 36,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,903.78 : 59,207.14 = 26,136.78 : x
  2. Step 2: Convert to fraction form
    42,903.78/59,207.14 = 26,136.78/x
  3. Step 3: Cross multiply
    42,903.78x = 59,207.14 × 26,136.78
  4. Step 4: Simplify right side
    42,903.78x = 1,547,483,992.61
  5. Step 5: Solve for x
    x = 1,547,483,992.61/42,903.78
  6. Step 6: Final answer
    x = 36,068.71

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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.