Home / 58,803.36-81,148.77-31,945.65

Finding the Fourth Proportional to 58,803.36, 81,148.77 and 31,945.65

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Solution

The fourth proportional to 58,803.36, 81,148.77 and 31,945.65 is: 44,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,803.36 : 81,148.77 = 31,945.65 : x
  2. Step 2: Convert to fraction form
    58,803.36/81,148.77 = 31,945.65/x
  3. Step 3: Cross multiply
    58,803.36x = 81,148.77 × 31,945.65
  4. Step 4: Simplify right side
    58,803.36x = 2,592,350,204.35
  5. Step 5: Solve for x
    x = 2,592,350,204.35/58,803.36
  6. Step 6: Final answer
    x = 44,085.07

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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.