Home / 126,900.84-175,133.76-70,317.48

Finding the Fourth Proportional to 126,900.84, 175,133.76 and 70,317.48

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Solution

The fourth proportional to 126,900.84, 175,133.76 and 70,317.48 is: 97,044.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,900.84 : 175,133.76 = 70,317.48 : x
  2. Step 2: Convert to fraction form
    126,900.84/175,133.76 = 70,317.48/x
  3. Step 3: Cross multiply
    126,900.84x = 175,133.76 × 70,317.48
  4. Step 4: Simplify right side
    126,900.84x = 12,314,964,666.12
  5. Step 5: Solve for x
    x = 12,314,964,666.12/126,900.84
  6. Step 6: Final answer
    x = 97,044.00

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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.