Home / 124,572.32-171,913.60-70,865.12

Finding the Fourth Proportional to 124,572.32, 171,913.60 and 70,865.12

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Solution

The fourth proportional to 124,572.32, 171,913.60 and 70,865.12 is: 97,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,572.32 : 171,913.60 = 70,865.12 : x
  2. Step 2: Convert to fraction form
    124,572.32/171,913.60 = 70,865.12/x
  3. Step 3: Cross multiply
    124,572.32x = 171,913.60 × 70,865.12
  4. Step 4: Simplify right side
    124,572.32x = 12,182,677,893.63
  5. Step 5: Solve for x
    x = 12,182,677,893.63/124,572.32
  6. Step 6: Final answer
    x = 97,796.03

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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.