Home / 124,604.32-171,957.84-70,897.12

Finding the Fourth Proportional to 124,604.32, 171,957.84 and 70,897.12

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Solution

The fourth proportional to 124,604.32, 171,957.84 and 70,897.12 is: 97,840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,604.32 : 171,957.84 = 70,897.12 : x
  2. Step 2: Convert to fraction form
    124,604.32/171,957.84 = 70,897.12/x
  3. Step 3: Cross multiply
    124,604.32x = 171,957.84 × 70,897.12
  4. Step 4: Simplify right side
    124,604.32x = 12,191,315,617.42
  5. Step 5: Solve for x
    x = 12,191,315,617.42/124,604.32
  6. Step 6: Final answer
    x = 97,840.23

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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.