Home / 157,962.02-236,955.26-52,781.36

Finding the Fourth Proportional to 157,962.02, 236,955.26 and 52,781.36

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Solution

The fourth proportional to 157,962.02, 236,955.26 and 52,781.36 is: 79,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,962.02 : 236,955.26 = 52,781.36 : x
  2. Step 2: Convert to fraction form
    157,962.02/236,955.26 = 52,781.36/x
  3. Step 3: Cross multiply
    157,962.02x = 236,955.26 × 52,781.36
  4. Step 4: Simplify right side
    157,962.02x = 12,506,819,829.13
  5. Step 5: Solve for x
    x = 12,506,819,829.13/157,962.02
  6. Step 6: Final answer
    x = 79,176.12

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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.