Home / 127,904.96-176,506.44-70,549.58

Finding the Fourth Proportional to 127,904.96, 176,506.44 and 70,549.58

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Solution

The fourth proportional to 127,904.96, 176,506.44 and 70,549.58 is: 97,357.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,904.96 : 176,506.44 = 70,549.58 : x
  2. Step 2: Convert to fraction form
    127,904.96/176,506.44 = 70,549.58/x
  3. Step 3: Cross multiply
    127,904.96x = 176,506.44 × 70,549.58
  4. Step 4: Simplify right side
    127,904.96x = 12,452,455,209.30
  5. Step 5: Solve for x
    x = 12,452,455,209.30/127,904.96
  6. Step 6: Final answer
    x = 97,357.09

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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.