Home / 175,036.20-262,871.10-153,263.40

Finding the Fourth Proportional to 175,036.20, 262,871.10 and 153,263.40

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Solution

The fourth proportional to 175,036.20, 262,871.10 and 153,263.40 is: 230,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,036.20 : 262,871.10 = 153,263.40 : x
  2. Step 2: Convert to fraction form
    175,036.20/262,871.10 = 153,263.40/x
  3. Step 3: Cross multiply
    175,036.20x = 262,871.10 × 153,263.40
  4. Step 4: Simplify right side
    175,036.20x = 40,288,518,547.74
  5. Step 5: Solve for x
    x = 40,288,518,547.74/175,036.20
  6. Step 6: Final answer
    x = 230,172.49

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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.