Home / 152,364.07-210,192.63-98,666.39

Finding the Fourth Proportional to 152,364.07, 210,192.63 and 98,666.39

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Solution

The fourth proportional to 152,364.07, 210,192.63 and 98,666.39 is: 136,114.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,364.07 : 210,192.63 = 98,666.39 : x
  2. Step 2: Convert to fraction form
    152,364.07/210,192.63 = 98,666.39/x
  3. Step 3: Cross multiply
    152,364.07x = 210,192.63 × 98,666.39
  4. Step 4: Simplify right side
    152,364.07x = 20,738,946,709.08
  5. Step 5: Solve for x
    x = 20,738,946,709.08/152,364.07
  6. Step 6: Final answer
    x = 136,114.42

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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.