Home / 126,574.13-174,677.76-69,985.50

Finding the Fourth Proportional to 126,574.13, 174,677.76 and 69,985.50

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Solution

The fourth proportional to 126,574.13, 174,677.76 and 69,985.50 is: 96,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,574.13 : 174,677.76 = 69,985.50 : x
  2. Step 2: Convert to fraction form
    126,574.13/174,677.76 = 69,985.50/x
  3. Step 3: Cross multiply
    126,574.13x = 174,677.76 × 69,985.50
  4. Step 4: Simplify right side
    126,574.13x = 12,224,910,372.48
  5. Step 5: Solve for x
    x = 12,224,910,372.48/126,574.13
  6. Step 6: Final answer
    x = 96,583.01

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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.