Home / 110,935.40-153,088.64-63,187.52

Finding the Fourth Proportional to 110,935.40, 153,088.64 and 63,187.52

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Solution

The fourth proportional to 110,935.40, 153,088.64 and 63,187.52 is: 87,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,935.40 : 153,088.64 = 63,187.52 : x
  2. Step 2: Convert to fraction form
    110,935.40/153,088.64 = 63,187.52/x
  3. Step 3: Cross multiply
    110,935.40x = 153,088.64 × 63,187.52
  4. Step 4: Simplify right side
    110,935.40x = 9,673,291,501.77
  5. Step 5: Solve for x
    x = 9,673,291,501.77/110,935.40
  6. Step 6: Final answer
    x = 87,197.52

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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.