Home / 152,296.75-210,140.35-98,574.31

Finding the Fourth Proportional to 152,296.75, 210,140.35 and 98,574.31

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Solution

The fourth proportional to 152,296.75, 210,140.35 and 98,574.31 is: 136,013.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,296.75 : 210,140.35 = 98,574.31 : x
  2. Step 2: Convert to fraction form
    152,296.75/210,140.35 = 98,574.31/x
  3. Step 3: Cross multiply
    152,296.75x = 210,140.35 × 98,574.31
  4. Step 4: Simplify right side
    152,296.75x = 20,714,440,004.41
  5. Step 5: Solve for x
    x = 20,714,440,004.41/152,296.75
  6. Step 6: Final answer
    x = 136,013.67

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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.