Home / 89,853.63-124,037.86-58,038.05

Finding the Fourth Proportional to 89,853.63, 124,037.86 and 58,038.05

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Solution

The fourth proportional to 89,853.63, 124,037.86 and 58,038.05 is: 80,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,853.63 : 124,037.86 = 58,038.05 : x
  2. Step 2: Convert to fraction form
    89,853.63/124,037.86 = 58,038.05/x
  3. Step 3: Cross multiply
    89,853.63x = 124,037.86 × 58,038.05
  4. Step 4: Simplify right side
    89,853.63x = 7,198,915,520.57
  5. Step 5: Solve for x
    x = 7,198,915,520.57/89,853.63
  6. Step 6: Final answer
    x = 80,118.25

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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.