Home / 98,572.66-136,030.39-53,250.64

Finding the Fourth Proportional to 98,572.66, 136,030.39 and 53,250.64

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Solution

The fourth proportional to 98,572.66, 136,030.39 and 53,250.64 is: 73,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,572.66 : 136,030.39 = 53,250.64 : x
  2. Step 2: Convert to fraction form
    98,572.66/136,030.39 = 53,250.64/x
  3. Step 3: Cross multiply
    98,572.66x = 136,030.39 × 53,250.64
  4. Step 4: Simplify right side
    98,572.66x = 7,243,704,646.80
  5. Step 5: Solve for x
    x = 7,243,704,646.80/98,572.66
  6. Step 6: Final answer
    x = 73,485.94

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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.