Home / 56,114.14-77,437.06-30,619.93

Finding the Fourth Proportional to 56,114.14, 77,437.06 and 30,619.93

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Solution

The fourth proportional to 56,114.14, 77,437.06 and 30,619.93 is: 42,255.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,114.14 : 77,437.06 = 30,619.93 : x
  2. Step 2: Convert to fraction form
    56,114.14/77,437.06 = 30,619.93/x
  3. Step 3: Cross multiply
    56,114.14x = 77,437.06 × 30,619.93
  4. Step 4: Simplify right side
    56,114.14x = 2,371,117,356.61
  5. Step 5: Solve for x
    x = 2,371,117,356.61/56,114.14
  6. Step 6: Final answer
    x = 42,255.26

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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.