Home / 157,185.69-235,807.70-52,005.57

Finding the Fourth Proportional to 157,185.69, 235,807.70 and 52,005.57

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Solution

The fourth proportional to 157,185.69, 235,807.70 and 52,005.57 is: 78,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,185.69 : 235,807.70 = 52,005.57 : x
  2. Step 2: Convert to fraction form
    157,185.69/235,807.70 = 52,005.57/x
  3. Step 3: Cross multiply
    157,185.69x = 235,807.70 × 52,005.57
  4. Step 4: Simplify right side
    157,185.69x = 12,263,313,848.89
  5. Step 5: Solve for x
    x = 12,263,313,848.89/157,185.69
  6. Step 6: Final answer
    x = 78,018.00

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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.