Home / 126,306.84-174,303.60-69,718.22

Finding the Fourth Proportional to 126,306.84, 174,303.60 and 69,718.22

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Solution

The fourth proportional to 126,306.84, 174,303.60 and 69,718.22 is: 96,211.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,306.84 : 174,303.60 = 69,718.22 : x
  2. Step 2: Convert to fraction form
    126,306.84/174,303.60 = 69,718.22/x
  3. Step 3: Cross multiply
    126,306.84x = 174,303.60 × 69,718.22
  4. Step 4: Simplify right side
    126,306.84x = 12,152,136,252.27
  5. Step 5: Solve for x
    x = 12,152,136,252.27/126,306.84
  6. Step 6: Final answer
    x = 96,211.23

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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.