Home / 190,554.72-285,632.04-64,151.16

Finding the Fourth Proportional to 190,554.72, 285,632.04 and 64,151.16

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Solution

The fourth proportional to 190,554.72, 285,632.04 and 64,151.16 is: 96,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,554.72 : 285,632.04 = 64,151.16 : x
  2. Step 2: Convert to fraction form
    190,554.72/285,632.04 = 64,151.16/x
  3. Step 3: Cross multiply
    190,554.72x = 285,632.04 × 64,151.16
  4. Step 4: Simplify right side
    190,554.72x = 18,323,626,699.17
  5. Step 5: Solve for x
    x = 18,323,626,699.17/190,554.72
  6. Step 6: Final answer
    x = 96,159.40

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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.