Home / 102,927.96-142,075.62-60,499.08

Finding the Fourth Proportional to 102,927.96, 142,075.62 and 60,499.08

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Solution

The fourth proportional to 102,927.96, 142,075.62 and 60,499.08 is: 83,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,927.96 : 142,075.62 = 60,499.08 : x
  2. Step 2: Convert to fraction form
    102,927.96/142,075.62 = 60,499.08/x
  3. Step 3: Cross multiply
    102,927.96x = 142,075.62 × 60,499.08
  4. Step 4: Simplify right side
    102,927.96x = 8,595,444,300.43
  5. Step 5: Solve for x
    x = 8,595,444,300.43/102,927.96
  6. Step 6: Final answer
    x = 83,509.32

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1.5x scale

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.