Home / 157,502.94-236,185.14-57,637.20

Finding the Fourth Proportional to 157,502.94, 236,185.14 and 57,637.20

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Solution

The fourth proportional to 157,502.94, 236,185.14 and 57,637.20 is: 86,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,502.94 : 236,185.14 = 57,637.20 : x
  2. Step 2: Convert to fraction form
    157,502.94/236,185.14 = 57,637.20/x
  3. Step 3: Cross multiply
    157,502.94x = 236,185.14 × 57,637.20
  4. Step 4: Simplify right side
    157,502.94x = 13,613,050,151.21
  5. Step 5: Solve for x
    x = 13,613,050,151.21/157,502.94
  6. Step 6: Final answer
    x = 86,430.45

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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.