Home / 157,780.80-236,603.52-57,908.16

Finding the Fourth Proportional to 157,780.80, 236,603.52 and 57,908.16

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Solution

The fourth proportional to 157,780.80, 236,603.52 and 57,908.16 is: 86,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,780.80 : 236,603.52 = 57,908.16 : x
  2. Step 2: Convert to fraction form
    157,780.80/236,603.52 = 57,908.16/x
  3. Step 3: Cross multiply
    157,780.80x = 236,603.52 × 57,908.16
  4. Step 4: Simplify right side
    157,780.80x = 13,701,274,492.72
  5. Step 5: Solve for x
    x = 13,701,274,492.72/157,780.80
  6. Step 6: Final answer
    x = 86,837.40

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1.5x scale

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.