Home / 90,341.64-124,666.29-50,053.05

Finding the Fourth Proportional to 90,341.64, 124,666.29 and 50,053.05

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Solution

The fourth proportional to 90,341.64, 124,666.29 and 50,053.05 is: 69,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,341.64 : 124,666.29 = 50,053.05 : x
  2. Step 2: Convert to fraction form
    90,341.64/124,666.29 = 50,053.05/x
  3. Step 3: Cross multiply
    90,341.64x = 124,666.29 × 50,053.05
  4. Step 4: Simplify right side
    90,341.64x = 6,239,928,046.68
  5. Step 5: Solve for x
    x = 6,239,928,046.68/90,341.64
  6. Step 6: Final answer
    x = 69,070.34

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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.