Home / 42,862.12-64,292.58-25,999.14

Finding the Fourth Proportional to 42,862.12, 64,292.58 and 25,999.14

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Solution

The fourth proportional to 42,862.12, 64,292.58 and 25,999.14 is: 38,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,862.12 : 64,292.58 = 25,999.14 : x
  2. Step 2: Convert to fraction form
    42,862.12/64,292.58 = 25,999.14/x
  3. Step 3: Cross multiply
    42,862.12x = 64,292.58 × 25,999.14
  4. Step 4: Simplify right side
    42,862.12x = 1,671,551,788.38
  5. Step 5: Solve for x
    x = 1,671,551,788.38/42,862.12
  6. Step 6: Final answer
    x = 38,998.35

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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.