Home / 58,558.04-80,810.36-31,700.55

Finding the Fourth Proportional to 58,558.04, 80,810.36 and 31,700.55

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Solution

The fourth proportional to 58,558.04, 80,810.36 and 31,700.55 is: 43,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.04 : 80,810.36 = 31,700.55 : x
  2. Step 2: Convert to fraction form
    58,558.04/80,810.36 = 31,700.55/x
  3. Step 3: Cross multiply
    58,558.04x = 80,810.36 × 31,700.55
  4. Step 4: Simplify right side
    58,558.04x = 2,561,732,818.07
  5. Step 5: Solve for x
    x = 2,561,732,818.07/58,558.04
  6. Step 6: Final answer
    x = 43,746.90

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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.