Home / 73,123.36-100,812.65-58,065.86

Finding the Fourth Proportional to 73,123.36, 100,812.65 and 58,065.86

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Solution

The fourth proportional to 73,123.36, 100,812.65 and 58,065.86 is: 80,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,123.36 : 100,812.65 = 58,065.86 : x
  2. Step 2: Convert to fraction form
    73,123.36/100,812.65 = 58,065.86/x
  3. Step 3: Cross multiply
    73,123.36x = 100,812.65 × 58,065.86
  4. Step 4: Simplify right side
    73,123.36x = 5,853,773,509.45
  5. Step 5: Solve for x
    x = 5,853,773,509.45/73,123.36
  6. Step 6: Final answer
    x = 80,053.40

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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.