Home / 152,465.04-210,330.90-98,768.16

Finding the Fourth Proportional to 152,465.04, 210,330.90 and 98,768.16

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Solution

The fourth proportional to 152,465.04, 210,330.90 and 98,768.16 is: 136,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,465.04 : 210,330.90 = 98,768.16 : x
  2. Step 2: Convert to fraction form
    152,465.04/210,330.90 = 98,768.16/x
  3. Step 3: Cross multiply
    152,465.04x = 210,330.90 × 98,768.16
  4. Step 4: Simplify right side
    152,465.04x = 20,773,995,984.14
  5. Step 5: Solve for x
    x = 20,773,995,984.14/152,465.04
  6. Step 6: Final answer
    x = 136,254.16

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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.