Home / 56,055.30-77,312.57-35,914.07

Finding the Fourth Proportional to 56,055.30, 77,312.57 and 35,914.07

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Solution

The fourth proportional to 56,055.30, 77,312.57 and 35,914.07 is: 49,533.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,055.30 : 77,312.57 = 35,914.07 : x
  2. Step 2: Convert to fraction form
    56,055.30/77,312.57 = 35,914.07/x
  3. Step 3: Cross multiply
    56,055.30x = 77,312.57 × 35,914.07
  4. Step 4: Simplify right side
    56,055.30x = 2,776,608,686.74
  5. Step 5: Solve for x
    x = 2,776,608,686.74/56,055.30
  6. Step 6: Final answer
    x = 49,533.38

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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.