Home / 42,055.83-63,065.93-15,742.23

Finding the Fourth Proportional to 42,055.83, 63,065.93 and 15,742.23

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Solution

The fourth proportional to 42,055.83, 63,065.93 and 15,742.23 is: 23,606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,055.83 : 63,065.93 = 15,742.23 : x
  2. Step 2: Convert to fraction form
    42,055.83/63,065.93 = 15,742.23/x
  3. Step 3: Cross multiply
    42,055.83x = 63,065.93 × 15,742.23
  4. Step 4: Simplify right side
    42,055.83x = 992,798,296.51
  5. Step 5: Solve for x
    x = 992,798,296.51/42,055.83
  6. Step 6: Final answer
    x = 23,606.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.