Home / 124,637.36-172,003.32-70,930.08

Finding the Fourth Proportional to 124,637.36, 172,003.32 and 70,930.08

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Solution

The fourth proportional to 124,637.36, 172,003.32 and 70,930.08 is: 97,885.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,637.36 : 172,003.32 = 70,930.08 : x
  2. Step 2: Convert to fraction form
    124,637.36/172,003.32 = 70,930.08/x
  3. Step 3: Cross multiply
    124,637.36x = 172,003.32 × 70,930.08
  4. Step 4: Simplify right side
    124,637.36x = 12,200,209,247.87
  5. Step 5: Solve for x
    x = 12,200,209,247.87/124,637.36
  6. Step 6: Final answer
    x = 97,885.65

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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.