Home / 189,547.36-261,570.48-124,937.44

Finding the Fourth Proportional to 189,547.36, 261,570.48 and 124,937.44

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Solution

The fourth proportional to 189,547.36, 261,570.48 and 124,937.44 is: 172,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,547.36 : 261,570.48 = 124,937.44 : x
  2. Step 2: Convert to fraction form
    189,547.36/261,570.48 = 124,937.44/x
  3. Step 3: Cross multiply
    189,547.36x = 261,570.48 × 124,937.44
  4. Step 4: Simplify right side
    189,547.36x = 32,679,946,150.77
  5. Step 5: Solve for x
    x = 32,679,946,150.77/189,547.36
  6. Step 6: Final answer
    x = 172,410.45

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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.