Home / 58,535.63-80,779.42-31,678.14

Finding the Fourth Proportional to 58,535.63, 80,779.42 and 31,678.14

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Solution

The fourth proportional to 58,535.63, 80,779.42 and 31,678.14 is: 43,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,535.63 : 80,779.42 = 31,678.14 : x
  2. Step 2: Convert to fraction form
    58,535.63/80,779.42 = 31,678.14/x
  3. Step 3: Cross multiply
    58,535.63x = 80,779.42 × 31,678.14
  4. Step 4: Simplify right side
    58,535.63x = 2,558,941,213.59
  5. Step 5: Solve for x
    x = 2,558,941,213.59/58,535.63
  6. Step 6: Final answer
    x = 43,715.96

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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.