Home / 127,823.87-176,389.00-70,460.21

Finding the Fourth Proportional to 127,823.87, 176,389.00 and 70,460.21

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Solution

The fourth proportional to 127,823.87, 176,389.00 and 70,460.21 is: 97,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,823.87 : 176,389.00 = 70,460.21 : x
  2. Step 2: Convert to fraction form
    127,823.87/176,389.00 = 70,460.21/x
  3. Step 3: Cross multiply
    127,823.87x = 176,389.00 × 70,460.21
  4. Step 4: Simplify right side
    127,823.87x = 12,428,406,246.51
  5. Step 5: Solve for x
    x = 12,428,406,246.51/127,823.87
  6. Step 6: Final answer
    x = 97,230.71

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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.