Home / 126,475.18-174,534.51-69,885.34

Finding the Fourth Proportional to 126,475.18, 174,534.51 and 69,885.34

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Solution

The fourth proportional to 126,475.18, 174,534.51 and 69,885.34 is: 96,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,475.18 : 174,534.51 = 69,885.34 : x
  2. Step 2: Convert to fraction form
    126,475.18/174,534.51 = 69,885.34/x
  3. Step 3: Cross multiply
    126,475.18x = 174,534.51 × 69,885.34
  4. Step 4: Simplify right side
    126,475.18x = 12,197,403,573.08
  5. Step 5: Solve for x
    x = 12,197,403,573.08/126,475.18
  6. Step 6: Final answer
    x = 96,441.08

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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.