Finding the Fourth Proportional to 88,289,582.55, 121,838,657.00 and 48,596,264.62
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Solution
The fourth proportional to 88,289,582.55, 121,838,657.00 and 48,596,264.62 is: 67,062,312.96
Step by Step Solution
- Step 1: Write the proportion equation
88,289,582.55 : 121,838,657.00 = 48,596,264.62 : x - Step 2: Convert to fraction form
88,289,582.55/121,838,657.00 = 48,596,264.62/x - Step 3: Cross multiply
88,289,582.55x = 121,838,657.00 × 48,596,264.62 - Step 4: Simplify right side
88,289,582.55x = 5,920,903,616,242,948 - Step 5: Solve for x
x = 5,920,903,616,242,948/88,289,582.55 - Step 6: Final answer
x = 67,062,312.96
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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.