Home / 127,860.58-176,448.98-70,500.01

Finding the Fourth Proportional to 127,860.58, 176,448.98 and 70,500.01

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Solution

The fourth proportional to 127,860.58, 176,448.98 and 70,500.01 is: 97,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,860.58 : 176,448.98 = 70,500.01 : x
  2. Step 2: Convert to fraction form
    127,860.58/176,448.98 = 70,500.01/x
  3. Step 3: Cross multiply
    127,860.58x = 176,448.98 × 70,500.01
  4. Step 4: Simplify right side
    127,860.58x = 12,439,654,854.49
  5. Step 5: Solve for x
    x = 12,439,654,854.49/127,860.58
  6. Step 6: Final answer
    x = 97,290.77

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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.