Home / 56,096.16-77,412.92-30,603.06

Finding the Fourth Proportional to 56,096.16, 77,412.92 and 30,603.06

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Solution

The fourth proportional to 56,096.16, 77,412.92 and 30,603.06 is: 42,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,096.16 : 77,412.92 = 30,603.06 : x
  2. Step 2: Convert to fraction form
    56,096.16/77,412.92 = 30,603.06/x
  3. Step 3: Cross multiply
    56,096.16x = 77,412.92 × 30,603.06
  4. Step 4: Simplify right side
    56,096.16x = 2,369,072,235.54
  5. Step 5: Solve for x
    x = 2,369,072,235.54/56,096.16
  6. Step 6: Final answer
    x = 42,232.34

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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.