Home / 130,603.12-195,904.64-60,444.16

Finding the Fourth Proportional to 130,603.12, 195,904.64 and 60,444.16

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Solution

The fourth proportional to 130,603.12, 195,904.64 and 60,444.16 is: 90,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,603.12 : 195,904.64 = 60,444.16 : x
  2. Step 2: Convert to fraction form
    130,603.12/195,904.64 = 60,444.16/x
  3. Step 3: Cross multiply
    130,603.12x = 195,904.64 × 60,444.16
  4. Step 4: Simplify right side
    130,603.12x = 11,841,291,404.90
  5. Step 5: Solve for x
    x = 11,841,291,404.90/130,603.12
  6. Step 6: Final answer
    x = 90,666.22

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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.