Home / 188,386.05-260,041.10-124,744.35

Finding the Fourth Proportional to 188,386.05, 260,041.10 and 124,744.35

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Solution

The fourth proportional to 188,386.05, 260,041.10 and 124,744.35 is: 172,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,386.05 : 260,041.10 = 124,744.35 : x
  2. Step 2: Convert to fraction form
    188,386.05/260,041.10 = 124,744.35/x
  3. Step 3: Cross multiply
    188,386.05x = 260,041.10 × 124,744.35
  4. Step 4: Simplify right side
    188,386.05x = 32,438,657,369.06
  5. Step 5: Solve for x
    x = 32,438,657,369.06/188,386.05
  6. Step 6: Final answer
    x = 172,192.46

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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.