Home / 124,024.80-171,155.88-70,308.48

Finding the Fourth Proportional to 124,024.80, 171,155.88 and 70,308.48

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Solution

The fourth proportional to 124,024.80, 171,155.88 and 70,308.48 is: 97,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,024.80 : 171,155.88 = 70,308.48 : x
  2. Step 2: Convert to fraction form
    124,024.80/171,155.88 = 70,308.48/x
  3. Step 3: Cross multiply
    124,024.80x = 171,155.88 × 70,308.48
  4. Step 4: Simplify right side
    124,024.80x = 12,033,709,765.86
  5. Step 5: Solve for x
    x = 12,033,709,765.86/124,024.80
  6. Step 6: Final answer
    x = 97,026.64

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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.