Home / 170,290.02-235,000.14-98,711.52

Finding the Fourth Proportional to 170,290.02, 235,000.14 and 98,711.52

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Solution

The fourth proportional to 170,290.02, 235,000.14 and 98,711.52 is: 136,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,290.02 : 235,000.14 = 98,711.52 : x
  2. Step 2: Convert to fraction form
    170,290.02/235,000.14 = 98,711.52/x
  3. Step 3: Cross multiply
    170,290.02x = 235,000.14 × 98,711.52
  4. Step 4: Simplify right side
    170,290.02x = 23,197,221,019.61
  5. Step 5: Solve for x
    x = 23,197,221,019.61/170,290.02
  6. Step 6: Final answer
    x = 136,221.85

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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.