Home / 124,441.36-171,724.80-70,725.44

Finding the Fourth Proportional to 124,441.36, 171,724.80 and 70,725.44

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Solution

The fourth proportional to 124,441.36, 171,724.80 and 70,725.44 is: 97,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,441.36 : 171,724.80 = 70,725.44 : x
  2. Step 2: Convert to fraction form
    124,441.36/171,724.80 = 70,725.44/x
  3. Step 3: Cross multiply
    124,441.36x = 171,724.80 × 70,725.44
  4. Step 4: Simplify right side
    124,441.36x = 12,145,312,038.91
  5. Step 5: Solve for x
    x = 12,145,312,038.91/124,441.36
  6. Step 6: Final answer
    x = 97,598.68

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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.