Home / 56,089.07-77,404.38-30,595.87

Finding the Fourth Proportional to 56,089.07, 77,404.38 and 30,595.87

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Solution

The fourth proportional to 56,089.07, 77,404.38 and 30,595.87 is: 42,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,089.07 : 77,404.38 = 30,595.87 : x
  2. Step 2: Convert to fraction form
    56,089.07/77,404.38 = 30,595.87/x
  3. Step 3: Cross multiply
    56,089.07x = 77,404.38 × 30,595.87
  4. Step 4: Simplify right side
    56,089.07x = 2,368,254,154.40
  5. Step 5: Solve for x
    x = 2,368,254,154.40/56,089.07
  6. Step 6: Final answer
    x = 42,223.09

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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.