Home / 58,830.74-81,186.96-31,973.32

Finding the Fourth Proportional to 58,830.74, 81,186.96 and 31,973.32

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Solution

The fourth proportional to 58,830.74, 81,186.96 and 31,973.32 is: 44,123.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,830.74 : 81,186.96 = 31,973.32 : x
  2. Step 2: Convert to fraction form
    58,830.74/81,186.96 = 31,973.32/x
  3. Step 3: Cross multiply
    58,830.74x = 81,186.96 × 31,973.32
  4. Step 4: Simplify right side
    58,830.74x = 2,595,816,651.91
  5. Step 5: Solve for x
    x = 2,595,816,651.91/58,830.74
  6. Step 6: Final answer
    x = 44,123.47

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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.