Home / 58,700.24-81,005.08-31,841.72

Finding the Fourth Proportional to 58,700.24, 81,005.08 and 31,841.72

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Solution

The fourth proportional to 58,700.24, 81,005.08 and 31,841.72 is: 43,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,700.24 : 81,005.08 = 31,841.72 : x
  2. Step 2: Convert to fraction form
    58,700.24/81,005.08 = 31,841.72/x
  3. Step 3: Cross multiply
    58,700.24x = 81,005.08 × 31,841.72
  4. Step 4: Simplify right side
    58,700.24x = 2,579,341,075.94
  5. Step 5: Solve for x
    x = 2,579,341,075.94/58,700.24
  6. Step 6: Final answer
    x = 43,940.89

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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.