Home / 170,404.50-235,159.18-98,827.04

Finding the Fourth Proportional to 170,404.50, 235,159.18 and 98,827.04

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Solution

The fourth proportional to 170,404.50, 235,159.18 and 98,827.04 is: 136,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,404.50 : 235,159.18 = 98,827.04 : x
  2. Step 2: Convert to fraction form
    170,404.50/235,159.18 = 98,827.04/x
  3. Step 3: Cross multiply
    170,404.50x = 235,159.18 × 98,827.04
  4. Step 4: Simplify right side
    170,404.50x = 23,240,085,688.23
  5. Step 5: Solve for x
    x = 23,240,085,688.23/170,404.50
  6. Step 6: Final answer
    x = 136,381.88

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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.