Home / 127,095.42-175,391.15-70,506.80

Finding the Fourth Proportional to 127,095.42, 175,391.15 and 70,506.80

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Solution

The fourth proportional to 127,095.42, 175,391.15 and 70,506.80 is: 97,299.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.42 : 175,391.15 = 70,506.80 : x
  2. Step 2: Convert to fraction form
    127,095.42/175,391.15 = 70,506.80/x
  3. Step 3: Cross multiply
    127,095.42x = 175,391.15 × 70,506.80
  4. Step 4: Simplify right side
    127,095.42x = 12,366,267,505.33
  5. Step 5: Solve for x
    x = 12,366,267,505.33/127,095.42
  6. Step 6: Final answer
    x = 97,299.08

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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.