Home / 153,695.04-230,646.17-53,856.13

Finding the Fourth Proportional to 153,695.04, 230,646.17 and 53,856.13

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Solution

The fourth proportional to 153,695.04, 230,646.17 and 53,856.13 is: 80,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,695.04 : 230,646.17 = 53,856.13 : x
  2. Step 2: Convert to fraction form
    153,695.04/230,646.17 = 53,856.13/x
  3. Step 3: Cross multiply
    153,695.04x = 230,646.17 × 53,856.13
  4. Step 4: Simplify right side
    153,695.04x = 12,421,709,673.55
  5. Step 5: Solve for x
    x = 12,421,709,673.55/153,695.04
  6. Step 6: Final answer
    x = 80,820.50

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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.