Home / 58,936.12-81,368.18-40,570.58

Finding the Fourth Proportional to 58,936.12, 81,368.18 and 40,570.58

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Solution

The fourth proportional to 58,936.12, 81,368.18 and 40,570.58 is: 56,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,936.12 : 81,368.18 = 40,570.58 : x
  2. Step 2: Convert to fraction form
    58,936.12/81,368.18 = 40,570.58/x
  3. Step 3: Cross multiply
    58,936.12x = 81,368.18 × 40,570.58
  4. Step 4: Simplify right side
    58,936.12x = 3,301,154,256.14
  5. Step 5: Solve for x
    x = 3,301,154,256.14/58,936.12
  6. Step 6: Final answer
    x = 56,012.41

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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.